the Web 2.0 initiative is expected to be quite extensive. Experience with Web 2.0 implementation is nill so ideally an important stage is to obtain guidance.
Should essential information be wikified? Feedback is important, however, maybe it is like software development and only experienced people modify the code.
The generous experiences page seems like a logical place to become a wiki. It would give groups of people a place to define what is generous for their skillset (e.g., architects).