The movie business has never been so fractious.So what made this movie think it could win in spite of its reputation for commercial failure?How did The Artist live up to its enormous hype?How did its stars stack up to one another?And how did their roles change over the course of the movie's nearly five years in production?With its impressive cast and relatively simple plot, The Artist took three days to shoot in California in 2010. To keep costs down, it had to shoot it on location in