First, I don't think that is true at all. High budget film movies are meticulous about every aspect that they can loosely quantify, even if it means someone ev

First, I don't think that is true at all. High budget film movies are meticulous about every aspect that they can loosely quantify, even if it means someone eventually making decisions by eye. Second, there is no reason that every shot has to be done with the same camera. Back before digital cameras and fluid manipulation it might have been more difficult to match shots in a sequence, but even so vistavision cameras were still used for visual effects plates. If there was a fast whip pan where the rolling shutter would have a large impact, it could be shot with a different camera.