Web 2.0 is fueled by user generated content (UGC) ans, logically, it should be the same within companies. It's obvious : when connecting people to information and connectiing people through information is a driving principle, it's easy to undersand that the existence of a published and shared information is the key to the new form of interactions companies want to make emerge.
Here's for the "expert" side. Because, on the enterprise side things are not that simple. I'm not talking about creating and using contents, I' talking about the concept...