Неплохая статья/сайт о HTML5

Очень бодрая и веселая статейка. Вот выдержка

HTML5 is here, and the Web will never be the same.
You've no doubt heard that before, or something like it. I'd guess that when you did, you got excited, rolled your eyes, or mouthed the word "why?" and furrowed your brow a bit. Perhaps your reaction was a mix of all three.

http://html5center.sourceforge.net/building-apps-in-html5