Loki in 'Thor' is the most incredible springboard into a sort of excavation of the darker aspects of human nature. So that was thrilling coming back knowing that I'd built the boat and now I could set sail into choppier waters.
Except in very narrow cases where there's breakthrough science that needs patent production worrying about competitors is a waste of time. If you can't out iterate someone who is trying to copy you you're toast anyway.
