Seth Godin has one and two posts on the Long Tail.
I agree. He says that in the old days it was "who you knew" that mattered.
He did not state the corollary for today, so I will: I would say that it is "who knows what you know" that matters.
He does summarize by saying success requires persistence, patience, and low overhead.
These three things will enable you to maintain some sustainable living while the word spreads that you know what you know.
What do you think?
Updated: Says Jean Otte, 59, founder and CEO of WOMEN Unlimited, "It's not about who you know. It's about who knows what you know." From FASTCompany magazine.