If Rick Warren hoped to spark more light than heat at the presidential forum he conducted Saturday evening at his California megachurch, then he succeeded. Americans already had seen “firsts” during the primary season’s flood of debates. The news media chased buzz and ratings by allowing voters to ask candidates questions — some on the mark, some nutty — from the audience, via e-mail or by submitting YouTube videos. To his credit, Warren’s GodTube-friendlier format with Barack Obama and John McCain looked and sounded more like America than the YouTube …
