I normally don't post random "hey this is cool" posts, but this one really is that cool. The second video isn't all that great, giving more of a business talk, but the first one is slick, cool, insightful, and elegant. (About 5 minutes each.) Web 2.0 explained using Web 2.0. Nice!
Technical thoughts, tutorials, and musings
Web 3.0 the next evolution
Web 2.0 is now reasonably well understood. Web 3.0 is the next interesting development where the consumers/content producers also become stakeholders in the infrastructure. check out www.copowi.com. This site also has a survey which offers a new perspective on the whole net neutrality issue.