Thank god Obama isn't really black. Sarcasm aside, a lot of people believe whatever serves them better. When they realised that "racism = discrimination" wan't

Thank god Obama isn't really black. Sarcasm aside, a lot of people believe whatever serves them better. When they realised that "racism = discrimination" wan't enough to let them achieve their goals, they changed the definition to "racism = discrimination + power". Or, us geeks only became "patriarchal opressors of minorities" when non-geeks realized that the smart kids that got bullied at school were becoming really rich.