We should think about the message. Accept it or toss it away, but do not try to hide it. I think the movie is about searching for something that is missing in their lifes. They can't find it and be able to fill it with violence. Not much different then filling it with drugs, alchol, sex, whatever.
People do it all the time and violence is no more sane of a solution.
Of course some people go through there life content and have no need to search. . Liquidtheater Headlines are available in RSS .91 format for syndication.