Every time there's a new article on this movie, it just reinforces the thought that Zack is making this through a 10-year old's viewpoint on what's edgy, adult..."grown-up".
So Batman drops an F-bomb in one scene, whoopee. In a completely different film I've seen Robin gleefully help Bruce Wayne's parents get pushed into Crime Alley in order to get shot with young Bruce looking on in horror, and that came from a "kids" film!