A fan once asked if he could have a piece of my hair for voodoo. I said no, so he hugged me and plucked out a couple of hairs and ran off.
No one forces me, or any other writer, to sell a film option on the books. If you don't want to run the risk that the filmmakers may adapt your work in a way you don't like, then you don't sell the option. You know when you sell it that they will have to make some changes, just because film and TV a