The more poetry you have in the head, the more poetry you will understand because you will be getting to the roots of what it is that makes people write poetry at all.
It's mostly the financial chicanery that's going on. People are saying 'What kind of trust can we put in this market?'
As long as a film stays unmade, the book is entirely yours, it belongs to the writer. As soon as you make it into a film, suddenly more people see it than have ever read the book.

