Overexposure will minimize grain and deepen shadows, at the cost of highlights blowing out. I assume grain is the reason that's recommended for 8mm.
(FWIW, with still film, I overexpose everything by one or two stops if possible, when highlights aren't going to blow way-the-hell-out.)
― miloauckerman (miloauckerman), Wednesday, 10 December 2003 03:25 (twenty-two years ago)