Conspiracies and conspiracy theorists interest me. Here's a spiffy article in Salon about the 9-11 conspiracy theorists, particularly the movie Loose Change.
I'm not sure why people want so much to believe this stuff. I think you'd have to want to believe it awfully hard to believe some of the things these people do.
The most rational 9-11 denier they talk to doesn't deny that Satanists were involved.