Then came calls for more security at certain venues. Now, that should happen more than it does, so when security is upped, it makes news.
There were stories about "The Joker" being a hero, and this is the first time Hollywood has made a hero from a bad person Really? Take a look at "Bonnie and Clyde" or "Butch Cassidy and the Sundance Kid." One could even so people really like the killer in "Silence of the Lambs." I sure some even felt for Norman Bates in "Psycho."
Oh, and it will not ruin the box office for the film.