I've had nine of my books adapted to film and almost all were enjoyable. I've been very lucky with Hollywood and look forward to more movies being adapted. But I don't get involved in that process. I know nothing about making movies and I stay away from it and hope for the best.
Edible substances evoke the secretion of thick concentrated saliva. Why? The answer obviously is that this enables the mass of food to pass smoothly through the tube leading from the mouth into the stomach.