you don't have to do anything to get HTML 5 on an iPad. The operating system supports HTML 5 already.
You don't. However, it does come with HTML5 and QuickTime installed.
You can't it requires adobe flash. The annotations are an addon to the flash player. If apple supported adobe then you could. Youtube on the iPad works through HTML5 video. If YouTube updated their HTML5 code to include the annotations that people put on their videos, it would work.
Facebook poker requires flash you cannot at present play it on the iPad. There are a couple of other poker rooms that use Html5 instead of Flash that you can play poker with on the iPad.
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The iPad does not support Adobe's Flash Player, but it can run HTML5, which is a dynamic graphic environment like Adobe Flash. Since it doesn't run Flash, you won't be able to play online or Facebook games that use Flash.
Yes, Chrome can support HTML5. HTML5 is the latest version of HTML and has many features.
Most browsers support HTML5. However not all of them. You can check the HTML5 compatibility by running the html5test.
Html5 is not installed anywhere. It is coded and browser compiles it.
HTML5 isn't something you download. HTML is the language for creating Web pages and HTML5 is the latest version that is being devised by Web standards organizations. To use HTML5, you can write HTML5 instructions (known as tags) in a text editor, save the text file, and then open the file in a Web browser that supports HTML5. As of January 2011, the major Web browsers such as Internet Explorer, Firefox, Safari, and Chrome are beginning to support HTML5 features. For more information about HTML5, see the Related Link.
HTML5 is the recent development in HTML. It does not support old browsers.
You can find out if your browser supports html5 by going to html5test.com
Html5 is the recent version of HTML. It has got elements like audio and video.