Board Thread:General Discussion/@comment-73.19.180.127-20161223013832/@comment-104.238.169.67-20170115204527

That's kinda the whole idea of his character. He is supposed to be a psychotic lunatic that no one understands. Making a movie about his motives and ways of thinking would "break" his character and making him something else entirely.

So no, this is never ever going to happen.