In video you are starting with nothing but a black screen. There's no game there. With pinball you at least start with that basic concept, but not with video. The challenge of going from no game to something today is only different because you have to create something so damn fun people will pay $1.
My job is to help the functioning of the story, not to draw attention to myself, but to make my characters function within the story, to work for the benefit of the story, to make the whole thing work.