What is Web 3.0?

"Many of these experts believe that the Web 3.0 browser will act like a personal assistant. As you search the Web, the browser learns what you are interested in. The more you use the Web, the more your browser learns about you and the less specific you'll need to be with your questions." Jonathan Strickland

How will Web 3.o work? http://computer.howstuffworks.com/web-303.htm

Tim Berners-Lee's vision of the future Web, similar to Web 3.0, called the Semantic Web.