This is a bit of cause and effect. His movies aren't the worst ever, just basic, like an unseasoned steak; the problem with this guy is that 1) He's been riding the same movie's fame for 32 years and 2) His movies have ruined more people's lives than cigarettes (although World of Warcraft is trying their hardest). Yes, George Lucas is basically the Alien Queen and the nerds are his face-huggers, because their entire existence is devoted to one purpose. Another annoying problem is his re-release of the original trilogy. George, you don't get to go back and fix your mistakes just because you can't come up with anything new.
Another no brainer. Joel just had to go ahead and turn the Batman franchise into his own neon-disco-ice show-homoerotic fantasy, and all we could do was sit and watch, helpless and nauseated. see more on Joel Schumacher