If you haven't seen this video from YouTube entitled "Web 2.0...The Machine is Us/ing Us"...you should.
It's notable not just for the points the author is making, but for the really cool techniques used. The style is simple and great.
http://www.youtube.com/watch?v=6gmP4nk0EOE
Let me just add that...
We'll need to rethink usability.
Additional Resources:
- Wikipedia: Web 2.0
- AJAX Usability Metrics (PPT)
