Web 2.0 - a definition
13th Dec 2006
Tim O'Reilly presents his definitive definition of what Web 2.0 means:
Web 2.0 is the business revolution in the computer industry caused by the move to the internet as platform, and an attempt to understand the rules for success on that new platform. Chief among those rules is this: Build applications that harness network effects to get better the more people use them.