Us vs Them triggers a very strong and bonding instinct in animals. Humans are no different. Marketing people have been using this trick since forever. And th

Us vs Them triggers a very strong and bonding instinct in animals. Humans are no different. Marketing people have been using this trick since forever. And the two masses keep spouting and shouting their mutual hate. I don't understand why people devote so much time and energy to this kind of fruitless behavior.