HTML5: Techniques for providing useful text alternatives is a new draft from the W3C written by Steve Faulkner. It gives tips and many excellent examples of best practices in the use of alternative text.
How to have fun in Denver on March 4: attend the funeral for IE6. Yep, sounds like a fun party. Information at IE6 Funeral. May I add for all of us, “Good riddance!”
Accessible Twitter is now online in beta. Accessible Insights blog had A word with the accessible Dennis Lembree on Accessible Twitter talking about it, and offering a couple of interesting links.