Actually, HTML5 will never be a standard (at least not one released by the WHATWG), see: http://www.h-online.com/open/news/item/HTML5-to-become-a-liv...
(Yes, I know that the W3C plans to release an HTML5 standard based on the WHATWG work in several years from now. But based on the current track record of the W3C I predict that this will either fail, or that the standard will be outdated by then.)
Actually, HTML5 will never be a standard (at least not one released by the WHATWG), see: http://www.h-online.com/open/news/item/HTML5-to-become-a-liv...
(Yes, I know that the W3C plans to release an HTML5 standard based on the WHATWG work in several years from now. But based on the current track record of the W3C I predict that this will either fail, or that the standard will be outdated by then.)