People like to let loose at rock concerts and it gives them an excuse to do it in a way that is not destructive to others and not really destructive to the band.
Barack Obama thinks this country is a crime. Obama thinks this country is a walking, living crime, the way it's treated poor people, minorities and so forth, and he wants to get even, he wants to get even with all those people that have engaged in this theft, discrimination, racism and be and so forth, he also wants to create a permanent underclass for the express purpose of making sure he's never out of office or the regime's party is never out of office.