Since there's a lot of assertion and not much data here, let's bring some in. After some quick research, this Quora article seemed to have some useful statistics: http://www.quora.com/What-is-the-truth-behind-9-out-of-10-st...

In short, 13% of VC-backed startups exit for over $10M, 5% exit for over $50M, and 2% exit for over $100M, which is what I'd call a meaningful exit for all parties involved.