It's not supposed to be enough to live off of; it's essentially free money for those who are getting lots of ad hits. People who don't have lots of flash/audio or many userpage visitors probably won't ever make much money. But take a guess as to how much the front page guys will net?
Enough.
Kinsei
dude it's just for a little of the profit, not all of it. remember your sharing with hundreds of thousands of other flash artist out their