Web 2.0

I started reading things last spring about Web 2.0. I realized the other day that I have made the switch as a Web 2.0 user and I am beginning to make the switch as a developer.

What is Web 2.0? Richard MacManus of ZDNet has started a new blog, Web 2.0 Explorer: Tales from the Web 2.0 Frontier. His most recent post includes some definitions of Web 2.0.