When I arrived in Washington, D.C., more than two decades ago to attend Howard University, one of the first things I noticed was the diversity of black people, all different kinds: rich ones, poor ones, bougie ones and the natives, born and raised in D.C., who introduced me to mambo sauce, go-go music and New Balance…

Remember when the nation’s capital was so black that Parliament Funkadelic nicknamed Washington, D.C., “Chocolate City”? Maybe you’re old enough to remember when California’s Bay Area was so black that it birthed the Black Panthers and everyone knew what Sir Mix-a-Lot meant when he rapped about an “Oakland booty.” If…