This week, the Met Gala took place in New York City. The event has always been a showpiece for celebrities seeking to make a splash, from Rihanna in her Pope costume to Katy Perry dressed as a chandelier. This year’s event was designed in homage to Susan Sontag’s 1964 essay “Notes on Camp.” According to Sontag, “camp” is the “love of the unnatural: of artifice and exaggeration.” In reality, camp according to Sontag is something else: a deliberate attempt to tear down boundaries. “Camp taste,” Sontag wrote, “turns its back on the good-bad axis of ordinary aesthetic judgment.” “[H]igh culture,”...