What you are describing is basically auteur theory. Though, I would argue these types of people are not worried about someone stealing their valor. It's mostly

What you are describing is basically auteur theory. Though, I would argue these types of people are not worried about someone stealing their valor. It's mostly the worry that upon ceding, the original vision will be changed/corrupted in some way. And in my opinion, that fear is definitely justified, but it often comes to the detriment of progress.