Producer Jason Blum thinks stars and filmmakers deserve a piece of the profit from their work. So naturally he opposes a push from studios to pay Netflix-style flat fees instead. But that didn\u2019t stop him from taking a big flat fee to make three new \u201cExorcist\u201d films.\xa0Blum weighs in on big battles underway in the industry, including Scarlett Johansson's lawsuit against Disney. He hopes it\u2019s the first of many.\xa0