Remember when we used to be able to make ethnic and racial jokes? There was a time when humor was a major source of social engagement between people, who enjoyed laughing at themselves and the stereotypes attributed to them. In other words, they weren't so sensitive that they couldn't see the humor in a few innocuous manifestations of witty dialogue. My old buddy, Leroy Spivey, a cop I worked with in a radio car for a few years, didn't have any hang-ups about racial comedy. In addition, he wasn't so narcissistic about his color that he wouldn't get a kick...