I try and shoot as often as a can, I cross shoot. I have at least two cameras rolling at the same time. So I'll have two actors or two sets of actors at a time so everybody's basically on camera. So when they improvise we have everybody's coverage. And you can then go in the editing room and find the energy still stays there.
Modern research has shown that your eye-brain system is thousands of times more complex and powerful than had previously been estimated, and that with proper training you can quickly reap the benefits of this enormous potential.