When Tim O Reilly coined the Web 2.0 term. Then the collective intelligence went to work and added their own definitions. I just came out of a Web Innovation 2007 conference in Bangalore. A bunch of us there were in a deep quest and introspection of how Web 2.0 can help the common man. But that did not prevent us from fantasizing a bit. The number of different descriptions were as varied as the participants and the speakers. Here is a small sample.