Thinking about sustaining your startup on ad dollars? Think again, says my buddy Darren Herman (and he knows about the advertising market!).
In response to to a rant by Howard Lindzon, Darren throws some numbers at startup entrepreneurs which should have them retooling their business plans (if they have them).
Anyway, you should go check out his post here, and to whet your appetite, check out this graph he made below. Very interesting!