Hello, Drupal 7.

Comments

All you have to do to make them Web 2.0 is add some drop shadow and gradient! Here you go, a template so you can add the Drupal 7 version:

http://juncmodule.com/gallery/d/1206-2/w3cbuttons.psd

and some previews of the awesome:
http://juncmodule.com/gallery/d/1209-2/w3c-css.png
http://juncmodule.com/gallery/d/1211-2/w3c-xhtml11.png

To keep up with the Googles, I think "beta" also has to get in the name somewhere- maybe "xhtml beta" just to let people know that we're serious, but not that serious.