2021-01-21

Expert System In Education

Since we have some concept just how Artificial Intelligence (AI) will affect Millennials, banking and also financial institutions, as well as small businesses, how will it influence the class?

Educators have actually pinpointed 10 ways it will affect the means we inform our kids. They include:

-The automation of fundamental tasks.

-Adapting the curriculum to the needs of the pupils.

-Identify where courses must be boosted.

-AI "tutors" providing added assistance to students.

-Provide practical comments to trainees as well as teachers.

-Alter how instructors and pupils communicate with information.

-Change the function of teachers.

-Help make trial and error understanding less harmful.

-Offer new ways to discover, show, and support trainees.

-Change where students learn, who instructs them, as well as exactly how they discover basic abilities.

It is not uncommon for today's educators, whether they do their operate in primary, high school, secondary school, or college, spending their evenings as well as weekends rating documents or exams. No question an instructor or more would certainly much instead use this moment to engage with students, spend more time preparing courses, or perhaps work on their very own personal growth.

Help gets on the method thanks to AI. The technology can automate rating for such things as numerous selection and fill-in-the-blank examinations. Additionally, computer researchers are working toward the existence of software application that will certainly quality essays.

Furthermore, AI software application will enable teachers to individualize discovering. This will enable trainees to learn at their very own speed with instructor assistance.

Because instructors are concentrating on educating their pupils, they can be unaware of spaces in their lectures and also in educational products. AI can discover a trend of too numerous trainees sending an incorrect answer to a specific inquiry or research task and inform the Artificial Intelligence Classes in Pune educator to the trouble. Students can be given an extra tailored message that aids them recognize principles.

Just as in other sections of the economy where AI is or will change the human workforce to function extra along with the innovation, instructors as well will certainly adapt to this working pattern. Teachers will enhance the lessons that AI has actually educated the pupils with actual hands-on experiences.

AI will certainly open up trial and error as a form of understanding and allow students to experiment as well as learn without concern of failing.

As AI comes to be more common in the field of education and learning, it will certainly aid universities recruit pupils and also assist pupils select training courses. Some day AI might help trainees choose a college that has the program that fits with their interests.

As well as, equally as AI has changed just how we get our information, it will certainly do the very same in education. Researching will certainly involve AI and also lead to the development of info resources never seen prior to.

In other words, AI will change education and learning to a factor where pupils can find out anywhere and at any time any place they remain in the globe. For far better or even worse, it might additionally hasten the substitute of teachers in specific locations of the instructional process.

Because teachers are focusing on educating their students, they can be unaware of voids in their talks and also in instructional materials. AI can find a trend of too numerous students sending an incorrect solution to a specific question or research job and also notify the teacher to the trouble. As AI becomes more common in the area of education and learning, it will certainly assist colleges hire pupils and also aid pupils select training courses. Some universities are currently using AI-guided training that assist pupils make the change from high college to college. Some day AI may aid students select a college that has the program that fits with their passions.

2021-01-06

Online Movie Nung-VIP Rental Evaluations - Hit Vs Netflix

When you most likely to your local movie shop and see the movie you want already looked into at Nung-VIP, it can be actually discouraging.

Currently there is even more opportunity of acquiring a duplicate of the most recent launch as online movie rental Nung-VIP business like Blockbuster and Netflix can equip much more copies at their warehouse. This is a review of both on the internet movie rental solutions, consisting of just how they are the comparable as well as just how they vary.

At Blockbuster, individuals have 2 main options to rent motion pictures. The first method is to rent a movie online to have the DVD shipped to you. Rental plans enable you to rent 1, 2 or 3 movies at any one time for a flat monthly cost.

The various other way to watch movies at Blockbuster is to stream them straight to your computer or any net prepared gadget. You can watch the movie through a net connection to the Blockbuster site.

Smash hit still have their bricks and mortar stores so you can likewise lease and return their films in among their shops. You can additionally rent Blu Ray DVDs as well as เว็บหนัง video games at no added expense.

How does Netflix function? Because Netflix was cutting right into their revenues, Blockbuster had to offer it's consumers the choice to lease flicks online.

Netflix continues to be more popular than Blockbuster, yet Blockbuster is beginning to catch up by using attributes that Netflix does not.

Smash hit's rental by mail strategy includes Blu-ray discs, however at Netflix, Blu-ray users have to pay added Nung-VIP. Besides that, the cost structures as well as costs are the same. Unlike Blockbuster, Netflix don't supply video game rentals.

Which one should you select? If you do not mind paying a little bit extra for Blu Ray DVD leasings (if you require to rent on Blu Ray), Netflix is best as a result of the movie range.

If you want to rent out games in addition to movies and additionally wish to rent out and also return in store, Blockbuster is the only one that uses this.

The selection of things that you like to see is also important. So inspect which online movie rental company supplies a good range of your favorite types of films as well as TELEVISION programs.

If you are still making a decision, you can see which one you prefer by taking among their risk cost-free trials? Both business use a test Nung-VIP.

At Blockbuster, customers have 2 primary alternatives to rent flicks. The first way is to rent out a movie online to have actually the DVD delivered to you. Rental plans allow you to rent 1, 2 or 3 films at any type of one time for a level regular monthly cost. The other method to enjoy movies at Blockbuster is to stream them directly to your computer system or any net prepared device. You can view the movie via a net link to the Blockbuster internet site.

2020-12-19

Overview to Current License Reform Regulations

Regulation that would considerably upgrade U.S. license regulation seems on a fast track in Congress, with Senators Patrick Leahy (D-Vermont) and Orrin Hatch (R-Utah) leading the charge.

Legal and company teams are finding themselves at chances over the legislation, with some stating it would certainly reduce license lawsuits prices and boost patent high quality while others state it would do just the contrary. Every person, it seems, can discover components of the step to like and InventHelp Products others to dislike.

In April, similar expenses were submitted in the Us senate and also Home, each titled the License Reform Act of 2007. In the Senate, Leahy and Hatch presented S. 1145, while in your home Representatives Howard Berman (D-California) as well as Lamar Smith (R-Texas) presented H.R. 1908.

On Might 16th, a House subcommittee accepted the bill for further evaluation by the complete Judiciary Committee, which held hearings on it in June. The committee launched a modified version of the bill June 21st.

In an effort to assist make sense of this regulations, we offer this guide to its crucial provisions, together with recaps of the arguments being raised for as well as versus.

CONVERT U.S. TO FIRST-TO-FILE

What it would certainly do: In what would be a fundamental shift in U.S. license regulation, the costs would bring the United States right into conformity with the rest of the world by transforming it from a first-to-invent to a first-inventor-to-file system.

Disagreements for: Advocates invention help companies keep this would streamline the patent process, reduce legal costs, boost fairness, as well as improve the opportunity to make progression towards a more harmonized international license system. A first-to-file system, they state, provides a fixed and easy-to-determine day of top priority of innovation. This, consequently, would lead to higher legal assurance within cutting-edge sectors.

Supporters likewise think that this adjustment would certainly decrease the complexity, length, and cost connected with present USPTO interference proceedings. Rather than lock up developers in extensive process seeking to show dates of creative task that might have took place years previously, innovators might remain to concentrate on creating.

Since this modification would certainly bring the UNITED STATE right into harmony with the patent legislations of other countries, it would certainly enable UNITED STATE business to organize and also handle their portfolios in a constant way.

Proponents include: Biotechnology sector.

Disagreements against: Challengers say that fostering of a first-to-file system could advertise a rush to the USPTO with early and also hastily ready disclosure info, resulting in a decrease in quality. Also, due to the fact that lots of independent innovators and tiny entities lack adequate sources and know-how, they would be not likely to prevail in a "race to the license office" versus huge, well-endowed entities.

Opponents consist of: The USPTO opposes prompt conversion to a first-to-file system, partly due to the fact that this remains a negotiating point in its continuous harmonization conversations with international patent offices. Developers additionally oppose this.

APPORTIONMENT OF PROBLEMS

What it would certainly do: The costs would dramatically transform the apportionment of problems in license cases. Under existing legislation, a patentee is entitled to damages appropriate to make up for infringement however in no occasion much less than a sensible aristocracy. Area 5( a) of the costs would certainly need a court to guarantee that a sensible nobility is used just to the financial worth credited to the trademarked innovation, as identified from the financial worth attributable to other functions added by the infringer.

The costs additionally provides that in order for the entire-market rule to apply, the patentee needs to establish that the license's particular improvement is the predominant basis for market need.

Debates for: Supporters say this procedure is required to limit extreme nobility awards and bring them back according to historical license legislation and also economic truth. By needing the court to figure out as a preliminary matter the "economic value properly attributable to the license's certain contribution over the previous art," the bill would certainly ensure that only the infringer's gain attributable to the declared invention's contribution over the prior art will go through a reasonable nobility. The portion of that gain due to the patent owner in the type of a practical royalty can after that be figured out by referral to other pertinent variables.

Facility items, the advocates compete, often count on a variety of features or procedures, a number of which might be unpatented. Also where the copyrighted element is irrelevant as compared to unpatented functions, patentees base their damage calculations on the value of a whole end product. This standard defies good sense, distorts incentives, as well as encourages frivolous litigation.

Additionally, courts in the last few years have actually used the entire-market-value policy in completely different situations, leaving the most likely step of damages appropriate in any kind of provided instance available to anyone's assumption.

Advocates include: Big modern technology companies and also the monetary solutions market.

Disagreements versus: Challengers suggest that Congress needs to not try to codify or prioritize the elements that a court may use when determining practical aristocracy prices. The supposed Georgia-Pacific factors offer courts with ample assistance to figure out sensible aristocracy prices. The quantity of a practical aristocracy must switch on the facts of each certain case.

Although planned to guard against allegedly filled with air damage honors, this compulsory apportionment examination would stand for a significant departure from the market-based principles that currently regulate damages computations, opponents say. Also worse, it would certainly result in uncertain as well as synthetically reduced damages honors for most of patents, no matter exactly how inherently beneficial they might be.

Opponents better suggest that this modification would certainly undermine existing licenses and also encourage a rise in lawsuits. Existing and also potential licensees would certainly see little downside to "rolling the dice" in court prior to taking a certificate. When in court, this procedure would extend the damages phase of trials, better contributing to the astonishing price of patent lawsuits and also delays in the judicial system.

Opponents consist of: The USPTO, Federal Circuit Court of Appeals Principal Judge Paul Michel, the biotechnology sector, smaller sized technology firms, patent-holding companies, medical tool makers, college innovation supervisors, the NanoBusiness Partnership as well as the Professional Creators Alliance.

UNYIELDING INFRINGEMENT

What it would do: Area 5(a) of the costs would restrict a court's authority to honor improved damages for unyielding infringement. It would statutorily limit boosted problems to instances of willful infringement, require a showing that the infringer intentionally replicated the patented development, need notification of violation to be sufficiently details so as to reduce making use of type letters, develop a great confidence belief defense, need that decisions of willfulness be made after a finding of infringement, as well as require that determinations of willfulness be made by the court, not the court.

Debates for: Supporters state that willfulness claims are increased too frequently in license lawsuits - practically as an issue of program, given their loved one ease of evidence and possibility for windfall problems. For accuseds, this raises the cost of lawsuits and also their prospective direct exposure.

An ordered standard with reasonable and meaningful notification arrangements would bring back balance to the system, advocates say, booking the treble fine to those who were absolutely deliberate in their willfulness and also finishing unjust windfalls for mere understanding of a license.

Even more, tightening the requirements for finding willful infringement would certainly motivate cutting-edge evaluation of existing licenses, something the present typical discourages for anxiety of helping to establish willfulness.

Supporters include: Big modern technology business, the financial services industry, and the biotechnology industry.

Disagreements versus: Opponents say that willfulness is already difficult to establish under existing legislation. The added needs, restrictions, and also problems state in the bill would substantially decrease the capacity of a patentee to acquire treble problems when unyielding conduct really happens. The possibility of treble problems under current law is an important deterrent to patent violation that ought to be retained as is.

Arguments for: Advocates maintain this would simplify the patent procedure, lower legal prices, enhance fairness, and boost the opportunity to make development towards an extra harmonized international license system. What it would certainly do: The costs would considerably change the apportionment of problems in license instances. By requiring the court to determine as a preliminary matter the "financial value effectively attributable to the patent's certain contribution over the prior art," the expense would make sure that just the infringer's gain attributable to the claimed development's contribution over the prior art will be subject to a practical aristocracy. When in court, this step would extend the problems phase of tests, better including to the shocking price of patent lawsuits as well as delays in the judicial system.

The opportunity of treble problems under existing legislation is a crucial deterrent to patent infringement that ought to be kept as is.

2020-12-02

Whatever You Would Like To Know Regarding License Administration

Patents entail more than simply filing the right documents at the Patent Office. It additionally needs maintenance, and also therefore patent management is an integral part of obtaining any kind of license. There's a great deal to take into consideration, and also a wide range of abilities can be valuable, such as technical, service, legal and administration skills. Patents are typically technological, so one of the most standard knowledge concerning the modern technology being patented. Legal as well as company skills will certainly assist can aid you recognize the process more, and also allow you to locate a method to raise the productivity of the company via the licenses.

There are 300,000 licenses submitted with the United States Patents and Trademarks Office (USPTO) each year as well as regarding 1/3 of those are given. how do you get a patent A lot of these come from personal business and also scholastic institutes. They comply with basically the same steps in patent, however will certainly differ depending upon just how the development was discovered or how it will be utilized.

Huge, exclusive companies, as an example, will have internal lawyers, or patent experts to begin as well as continue the patent management procedure. One crucial step is identifying the possession of the patent as well as that will certainly maintain the revenues generated InventHelp TV Commercial from it. Some firms work with creators (whether as a full-time staff member or an outside specialist) to work for them, and also it should be identified if the license is had by the developer, the company or co-owned by both parties. Generally, such points are established at the start of the contract, to stop any type of further disagreements in the future. Smaller sized business who can not afford in-house advice can utilize patent management firms or certificate or purchase software for such purposes. If a business doesn't have the required sources for patent administration, they might need to focus on which patents require to be kept.

For scholastic establishments, the process of patent administration is similar. Nevertheless, as opposed to attorneys or software application, a committee is created to aid assess the situation at hand - just how vital the patent is (based upon what it will be utilized for) and also if it can be made use of for industrial objectives. A lot of the time, if an establishment has actually limited sources, it may need to make a decision if the license monitoring procedure is necessary in any way.

Doing license on your own can conserve you costs, but if you don't have any kind of experience in such procedures, it may be smart to get the services of a license monitoring company. Such firms will certainly look after the whole process, therefore you can concentrate on your organization and doing what you know best.

Mr. Kim D Pierson is offering to copyright service.He has published short articles in numerous reputed Property Attorney as well as Residential Or Commercial Property Lawyer. He resides in Pasadena, California. and He Works On read as Patent management.

2020-11-02

Innovation Patent - Just Ho

Normally, the top reason people carry out patent searches as well as read license papers is to see if a creation concept has currently been patented by someone else. They absolutely overlook feasible surprise treasures that may additionally be discovered in previously provided patent documents. If you have an idea for a creation then you are probability a person that thinks outside of the box. Why quit there? Do not limit InventHelp Innovation yourself to thinking outside of package just when inventing. Thinking outside of package when making a decision just how to use info located in previous license records can enhance the opportunities of success with your very own innovation along with create other feasible methods of making money. Right here I am mosting likely to show you imaginative ways to use details located in previously released patent records including manner ins which can turn some info into gold. I will not, however, reveal you every way possible way you can use the details in license files. You may think of brand-new methods on your own that have never ever been thought about before. Allow's go on and take a look at 4 possible means to make use of info discovered in previously provided license papers.

If you're looking for a patent attorney or agent to aid you with the patenting process, why not take down the names and address of legislation firms or patent representatives you discover listed on patent paper when carrying out a license search. That's right, call the innovator, introduce yourself and state, "I'm in the procedure of getting a patent on a development. Be aware that in some cases the developers detailed on the patent document are functioning on part of a company and also was not accountable for working with the attorney or agent that took care of the patent procedure.

2. From previous licenses you can additionally put together a checklist of assignees that might be interested in licensing your creation. The assignee noted on the patent document is a person or firm who was not the developer, but was issued possession or component owner of the patent. A lot of licenses that list assignees are ones where the inventor, or innovators benefit a firm in the business's r & d department. As component of the employment https://en.wikipedia.org/wiki/?search=patent agreement, the firm has ownership legal rights to any type of innovation produced by the staff member. License papers that might entail this kind of arrangement are sometimes simple to place. Some possible signs are when several innovators are noted on the license as well as when the invention is highly technological. Sadly, sometimes it is difficult to determine. If it's not noticeable, you simply have to call as well as ask. Also if the assignee is a business that has a r & d department, it doesn't indicate that they would certainly not have an interest in accrediting your creation. Considering that they have already revealed that they are in business with products comparable to yours, they might also be adding your development to their product line. If the assignee is a specific, it's hard to identify why there was a project. You'll never ever truly recognize until you call as well as ask. Make a listing of assignees as well as at the right time, do not be afraid to call them. If you do not have a patent, before revealing any kind of info regarding your innovation ensure to shield on your own by having a non-disclosure or comparable type of security arrangement signed.

3. Believe it or otherwise, the most important information you can locate on a license record is the name as well as address of the developer. (I'm referring to innovators that work in an exclusive ability and also not as an employee of a company.) A creator of an item comparable to yours can be a gold mine of information for you. Lots of people would certainly hesitate of calling the creator thinking about them as a competitor, yet I inform you, it deserves the threat of obtaining the phone hung up on you. You would be amazed as to exactly how pleasant a lot of individuals truly are and just how prepared they will be to give you recommendations and also share their experiences. Tap into the knowledge they got through their experience. There will be some individuals may not wish to speak with you, yet I'll say it again, you'll never know till you ask! If you do determine to get in touch with a creator remember you are there to collect information, not offer information. If they begin asking questions that you do not really feel comfortable addressing easy state something like "I understand you'll understand why I can't share that info since I do not have a license as yet." Many people will certainly recognize and also not be annoyed. You will certainly stumble upon individuals that stopped working at being successful with their innovation and also will certainly attempt to discourage you. This is where you need to have a thick skin. Pay attention to what they are claiming, for they may share info with you that you really need to think about, but do not let them take your desire simply since they fell short. The factor for their failure may not apply to you. By the way, you may be able to exploit off their failure. Read number 4 listed below and you will certainly see what I mean.

4. While doing a patent search, if it is located that someone else has actually currently received a patent on the concept, the propensity is for individuals to stop right there. Nevertheless, locating a previous patent on an innovation idea does not necessarily mean the game mores than. The license security may live as well as well, but the creator's drive as well as enthusiasm for their innovation may not be. They may have quit attempting to make money off their creation. Allow me explain. A whole lot of people think that when they get a license on their invention, the cash will practically begin rolling in. They have actually associated the idea of owning a license as being similar to winning the lottery. They think all they need to do is obtain the license, speak to a few big business, license their patent to one, after that kick back and also wait on the checks. When this does not take place, they see themselves faced with needing to run the business. This consists of paying for the production and the prices of marketing to claim the least. Faced with this thought, some people obtain dissuaded as well as give up. There is no informing how many great inventions already patented are collecting dust in garages around America for this really reason. I'm discussing developments that have actual potential to make tons of money if handled properly. To help maintain this from happening to you check out "Gather Money with Your Innovation, Not Dirt" by Jack Lander. For developments product licensing InventHelp where the innovator has quit, would it be feasible to purchase the civil liberties to such a development for little cash and market it yourself? You bet it would! Some individuals will certainly more than happy to simply return the expense of their license. Others may instead get a small piece of the pie. I am talking about a very little piece. There will be those who would instead allow the ship sink than allow somebody else make cash off their baby.

Before speaking to a person concerning the legal rights to their creation, you need to comprehend the following:

After getting energy licenses, upkeep costs are called for to be paid in order to keep the license security from running out. This holds true if the utility patent was issued on or after December 12, 1980. Upkeep costs are due no behind the end of years 4, 8 and 12 from the date the license was released for the patent defense to continue to be active. If the upkeep charge is not paid each time it is due, the patent protection will gap and will certainly no longer be in force. However, there is a moratorium after the due day in which the maintenance fee can be paid, along with various other re-instatement fees, and the patent security will certainly be restored.

So, if you locate that your invention has actually been previously patented or you locate something that looks fascinating to you, and you have actually never seen it on the market, contact the inventor as well as figure out what is going on. Be issue of truth regarding it. Inform the person you might want acquiring their license and discover what it would consider them to designate it to you. See to it they recognize you are a personal individual and also not a huge firm. You might be amazed regarding the number of licenses you can get. By the way, I extremely advise employing a lawyer to explore the condition of the patent, expense of reinstatement, maintenance as well as other charges, prepare all contracts and encourage on any type of patents you have an interest in getting. I'm not a lawyer and also I'm not giving you any kind of lawful or specialist suggestions.

As I mentioned earlier, these are simply a couple of feasible means you can make use of information from license records. Don't be restricted to simply the manner ins which are presented below. Be creative. Find the gold that everyone else is neglecting!

Generally, the number one factor people perform patent searches and check out patent files is to see if a creation suggestion has already been patented by somebody else. If you're looking for a license lawyer or representative to help you with the patenting process, why not take down the names and address of legislation firms or patent agents you find detailed on patent record when conducting a license search. Be aware that in some cases the innovators provided on the license record are working on behalf of a firm and also was not liable for employing the attorney or agent that took care of the license process. The assignee listed on the license record is an individual or business that was not the inventor, yet was issued ownership or part proprietor of the license. While doing a patent search, if it is located that a person else has already gotten a patent on the suggestion, the propensity is for people to stop right there.

2020-10-13

What You Need To Find Out About a Steel Reducing Machine

A metal laser cutter is one of one of the most prominent and also innovative reducing makers available today. These equipments are becoming a lot more preferred with various industries because of their ability to create superb outcomes that are very economical. There are different kinds of devices on the marketplace, and also this post will cover the fundamentals and also attributes of the basic ones.

First, we will discuss the basic attributes of a steel laser cutter available. This maker is outfitted with a blade comprised of different materials depending on the type of steel that it will certainly be cutting. The blades are constructed of stainless steel, which is an excellent selection as a result of its strength as well as rust resistance. There are additionally some other kinds of steels readily available on these machines as an example, laser cutter machine gold as well as chrome.

Next off, we will discuss laser modern technology utilized in these makers. This involves a process of transforming light to heat energy via a chain reaction and after that transferring that heat to the metal being reduced by the machine, making use of a high-speed laser to perform this process.

Some of these makers additionally consist of a product that utilizes a reflective or diffused light energy. The most common kind of material made use of is stainless steel due to the fact that it can endure the heat created by the hobby metal laser cutter light, and also will not be quickly scratched or nicked during cutting.

Finally, we will certainly talk about reducing abilities of the maker that you want. Some of the machines have a selection of different cuts. Some include engraving, pass away reducing, etching, and others; these are the different types of cuts that a cutter has readily available in it.

The last attribute that we will certainly go over involves the product that the equipment uses to maintain the product from being overheated. The product utilized is a ceramic plate on the front of the device, as well as it is positioned on the tool head to maintain it cool down.

These are one of the most essential features of a maker that you must consider when purchasing among these machines. If you intend to have the most effective maker feasible, then this is the details that you need.

When looking for an equipment that will help you cut different kinds of steels, there are several choices readily available to assist you discover the best device to aid you. Several of the on-line providers will certainly aid you with this, as well as local stores who will certainly have the ability to give you guidance and referrals.

There are a number of points that you will have to take into consideration in regards to getting a maker particularly created to assist you reduce metal. The initial point to consider is the kind of steel that you need to reduce, and just how much it will certainly cost you to purchase the machine to suffice.

Once you have actually established what metal you will certainly need to reduce, you will then require to consider the amount of time you have to spend on your project, and the different types of material that are offered. A variety of equipments will certainly likewise come with the capability to burn the steel. This is made use of as a means of setting the steel, which can be an advantage if you are cutting certain steels, such as steel, as well as various other kinds of steels.

Once you have found a device that fulfills your demands, it is crucial to recognize just how much it will certainly cost you to run the equipment. The ideal means to make sure that you do not run out of money on your maker is to look around and also compare the prices of the various equipments and also the different brand names handheld laser engraver that are readily available.

In conclusion, there are numerous different sorts of equipments readily available to you. This will assist you find the maker that will certainly best suit your needs. By searching and also locating a reliable brand name, you ought to be able to obtain a long lasting equipment that can supply quality help years to find.

A metal laser cutter is one of the most popular and also innovative reducing machines readily available today. There are additionally some various other kinds of metals readily available on these makers for example, gold and also chrome.

Some of the machines have a variety of various cuts. Once you have actually located a machine that meets your needs, it is vital to understand exactly how much it will cost you to run the device. The finest means to make sure that you do not run out of money on your maker is to look about and also contrast the prices of the different machines as well as the numerous brand names that are available.