When you say "affiliates pay zip". Have you had no converts on that, but you're getting clicks on that? I'm not talkign about sponsorships, I'm talking about being an affiliate. I wouldn't want sponsors for the same reason.I know. I think you have mentioned that once or twice.
I don't want paid sponsors because you end up protecting those sponsors by censoring posts.
I've had a few auto related banners. Affiliates pay zip.
I don't mind making less using adsense. It's enough to keep my site running.