I know pretty well in the broad sense what I'm going to do, because I have to know that when we shoot the live-action, so that it'll synchronize. Then I know pretty well when I get to the animation stage, what that scene requires.
Pitches are like pages of a book; they're so important. The chess game; how I set you up early, and how I'll do it differently later.
I am a writer and always was; being a writer is an integral part of my identity. Being published, being well regarded, is a component of that identity.