My personal take is that it's a stress response in the US. Our society and economic system has evolved to put the vast majority of people one or two paychecks a

My personal take is that it's a stress response in the US. Our society and economic system has evolved to put the vast majority of people one or two paychecks away from poverty. When you feel like your life is miserable, and you have no hope of improving it, it feels good to see righteous violence done to someone lesser.