World Dramatic Competition

Buzz, like swine flu is something you can pick up at a party

Buzz, like swine flu is something you can pick up at a party

Image from THE OATH, the story of Salim Hamdan

That ephemeral Sundance commodity known as buzz used to be something you picked up at parties, on shuttles, waiting in line at screenings — now it’s quantified before the festival even begins, with films ranked on the Sundance site according to page views (and, once the screenings actually get under way, star ratings). Based on the track records of the parties involved (and on totally unscientific early word of mouth), here are the four movies — one from each of the competitive sections — I have the highest hopes for…