But, like I said, most people wouldn't pay for any of those things. They're "valuable" in that they're amusing and silly and free. Charge anything for them, and they would practically disappear overnight. Even people who don't explicitly block the ads are used to ignoring them at this point.
I'd like to see the overlap between people who click through web ads with people who respond to or click through spam email.
I'd like to see the overlap between people who click through web ads with people who respond to or click through spam email.