When Lion's Gate Films went before the ratings board this week to appeal the R given Fahrenheit 9/11, Michael Moore's hotly debated documentary about the Iraq war, the studio made an unusual argument. Moore would not delete one profane utterance or disturbing image to appease the board. Nevertheless, president Tom Ortenberg argued unsuccessfully, the rating should be changed to the less restrictive PG-13 because the film is important and deserves to be widely seen. "We need more public debate of the issues facing us today, not less debate," he said. "The 15- and 16-year-olds who are going to be asked...