The first working draft of HTML5 has been published:
“…to make comments regarding this document, please send them to email@example.com. …All feedback is welcome…The publication of this document by the W3C as a W3C Working Draft does not imply that all of the participants in the W3C HTML working group endorse the contents of the specification…”
Public review and comments from outside the Working Group are needed, especially in regard to accessibility features.
Differences Between HTML5 and HTML4 working draft has also been published.
The comments archive is at: Public HTML comments mail archive
And don’t forget the HTML 5 Design Principles – W3C Working Draft 26 November 2007.
Thanks to Laura Carlson for keeping us all in the loop.