I honestly don’t blame him if he decides to walk away if he doesn’t think the writing is the quality he wants.They should absolutely let him direct it.He has proven track record and him directing should not even be a question at this point…….and by this point I mean the drubbing the other films have gotten.
The Batman comments are near the end of the article but the entire article is a great read about Affleck
Credit to THE GUARDIAN
https://www.theguardian.com/film/2017/jan/01/ben-affleck-my-dreams-have-true-come-at-a-price