Good post Eric. Maybe there's hope for you yet!

However...

"In contrast to the Moveon ads, the ones I have seen are based on things like economic stats or environmental stats that have evidence to back them up."

If this was all they had to say about Bush then I wouldn't have a problem with them. But here are some examples of some of the other stuff you must've "missed";

http://www.moveon.org/press/pdfs/hunttobenefit.pdf

http://www.moveon.org/press/pdfs/dividing.pdf

http://www.moveon.org/press/pdfs/mo21704.pdf

Oh, and you forgot to mention Moore and Franken.