And finally triumphs over his enemies. The story is far from optimistic at the end. Paul Atreides unleashes this jihad across the universe. He knows and the audience knows that at the end of the book it's not over. Herbert wrote another five books on it.
Every decision has a good and a bad, everything is compromised, as in life.
Harrison says he's at work on the screenplay for a sequel that producer New Amsterdam Entertainment likely will have him make as a single miniseries treating the next two books in Herbert's canon. Knowing there's a trap' Harrison, like Newman, is at pains to insist that the film he's made is faithful to Herbert's concept. That last question refers to the 1984 David Lynch film which starred Kyle MacLachlan as Paul. Movies are images and moving pictures. Novels are words.