A minor uproar has broken out in Hollywood over new rules imposed on who can and cannot receive an Oscar in the production category. At issue is the old industry habit of giving producer credits to far more people than actually do serious production work on a given film. “The ad-hoc nature of moviemaking on the margins can lead to some hurt feelings or worse, and the situation is now compounded by growing fussiness about credits among those who grant awards, including the Academy of Motion Picture Arts and Sciences.”