Possible Duplicate:
What is Stack Overflow’s business model?
There is no doubt that the Stack Exchange network is vastly recognized through many various communities as the leading source of Q&A information.
Newbies and Oldies alike come to one or more of the Stack Exchange sites to any amount of reasons.
Without sounding like I want a VIP service, why is the Stack Exchange service free? The site obviously needs to support hosting and its services, so why would they go through the trouble of making such a vast and potentially high profit service free?