Every art has its day, and so maybe does every city and every neighborhood. Lower Manhattan—Greenwich Village, SoHo, the East Village, and the Lower East Side—saw an explosion of poetry and painting, music and dance, over much of the past century. But from the early ’60s to the ’90s, the performing arts flourished. They flourished in myriad genres, music especially, and devotees of one aspect of the scene—whether conceptual performance art, minimalist composition, experimental dance and theater, punk rock, or disco—were sometimes only dimly aware of the others. Yet everyone who was there knew