Right now, in San Francisco USA is held one of the biggest web conferences, known as the web 2.0 expo. Every year, on this conference, different people, relayed with web2.0 technologies introduce their new products, make important points on the web 2.0 feauture, usability, principles etc. The most inportant they try to show is how it is going to help the businesses and the peoeple and how is it going to be implemented.
More information can be found on the web 2.0 expo official website: web2expo.com