My Back Hurts Therefore It Wasn't Designed

At Huffington Post, John Blumenthal wheels out the venerable and vacuous "bad design" argument as if he were the first to think of it:

Thanks to Michele Bachmann, the tired concept of Intelligent Design has once again become a topic of conversation among Creationists, most of whom, ironically, often sound like Neanderthals. In case you don't know, this boneheaded theory claims that the human body is simply too remarkable to have come into being through millions of years of haphazard...