Michael Brown, the man who made "Dear Mr. Obama," the viral video that is currently exploding on YouTube among supporters of John McCain and the Iraq War, is a professional film-maker with about a dozen years of experience under his belt running a company called Testimony Pictures. He's made one full-length feature, and lots of shorter videos, mostly for the Christian market. (You can find some samples of his work here and here.) But, he says, "I've never done anything like this before," and he is completely overwhelmed by the reaction to the video. Over the course of a half hour phone call, he told me that he is independent of any political operation. "I don't know anybody in the McCain...