Tap dancing on sidewalks, especially in the city's French Quarter, is a New Orleans tradition as familiar to some as Jazz, Creole and Cajun food and Mardi Gras. For generations, Black youngsters have danced for tourists on the streets of New Orleans some because they enjoy it, but many others to earn money for their families. Instead of dancing in store bought tap shoes, young boys and girls stamp and grind bottle caps into the soles of their sneakers...