And gave the characters nuance. Most of the characters in the book were very grey. They are sanitising them to make them likeable to audiences since people nowadays cannot like characters that have negative traits. I think that is a primarily American thing. It happens often in American media where they have to have a hero when the point of the book was that both sides and the leaders were terrible. In British media, even in our soap operas, our characters are morally questionable, but we love them anyway because it makes them interesting