http://www.democracyforamerica.com/dd_returns.php
I personally fell in love with every one of the Kos Dozen, but many of the Dean picks won. Check out the won/loss ratio of the Dean team.
Why? It was at the state and local level.
Cheaper point of entry.
Yes, we'd all love for Brit Hume to have to look into the camera and be forced to say nice things about Dems on the national level. But we have to walk before we can run. And it can be done.
North Carolina elected its first openly gay state senator, a Democrat. Her cost about $335K total. It was neck and neck all the way, but Kos money could pull a race out like that.
By the way, the Dems took back the state house in the Tarheel State.