I mean, ok? I’ve worked jobs where I couldn’t have a phone unless I’m on break.

This is pretty standard, according to a recent episode of the Team Deakins podcast. A makeup artist said it’s a major pain in the ass, because, for example, they can’t snap a quick photo of an actor’s makeup and send it to the lighting crew. He said many of them still do it, but they get in huge trouble if they get caught.