Very true, today, but how far are we from something that takes a book as script and spits out a full movie? We have a huge library of ultra cheap forgotten nove

Very true, today, but how far are we from something that takes a book as script and spits out a full movie? We have a huge library of ultra cheap forgotten novels that will make excellent prompts for killer personal productions once technology allows it. Who will ever go watch a movie if they can upload the book to their server and get the movie in minutes?