It's a great example of the barking dog effect. Put up a barrier between people that they know can't be crossed, and they'll just let loose the wildest aggressi

It's a great example of the barking dog effect. Put up a barrier between people that they know can't be crossed, and they'll just let loose the wildest aggression possible. The second that barrier is gone, they're back to "normal". It's frightening seeing people's impulses revealed while the barrier is up.