This site survives on advertising, advertising that pays per view. If you notice, there is quite a lot of it, even for members.
Also, there is the very human need to feel superior. No matter how low down you are, there is a bit of schadenfrued in seeing that someone is worse off. One might be as smart as a cabbage, but by golly, when you compare yourself to those two, you are an Einstein.
But the question remains, why do real people put up with the constant pawnage these two get?
I think you answered your own question:
There's rdean, TM, 100 cabages, plus a dozen members of USMB that can compose a thoughtful post that login to this site.
Cabbages need entertainment too.