
Within hours after the Aurora shooting, people were predictably asking "Why?"
Why would an intelligent young man dress up like "The Joker", arm himself to the teeth, booby trap his apartment, and then go on a rampage that kills and maims dozens, only to give himself up without a fight?
Speculations have ranged from mental illness to demon possession to blaming moral relativism in society. A particularly helpful take on the connection between the murders and the "Joker" is found here: