At the Institute of Contemporary Art, Miami right now, you’ll find Harmony Korine ’s first-ever U.S. retrospective . More than 50 pieces have been gathered for a freewheeling portrait of an artist: there are his adolescent writings, zines and collages he crafted in the ‘90s, paintings of a figurative nature, and his latest forays into game engines. It’s a knowingly chaotic, unstable mix that lives up to the exhibition’s title, “Perfect Nonsense.” “I think it was from a quote or something where I said I wasn’t necessarily concerned with the films making perfect sense,” Korine said of the title over a video call. As a filmmaker, the 53-year-old Korine has indeed defied the traditional bounds of movie-making, his transgressive hits from Gummo (1997) to Spring Breakers (2012) eschewing narrative for the construction of off-center realities.…