Steve Miller cracked the code of 1970s radio. But he’s still raging against the music industry.

Steve Miller should have nothing to complain about. But on a recent afternoon, sitting in the elegant patron’s room at the Metropolitan Museum of Art, the singer and guitarist fires away when asked about his new set, “Welcome to the Vault.” The box, out Oct. 11, is a fascinating dip into his archives, 52 tracks that stretch over 65 years, from a 1951 performance by blues legend T-Bone Walker in his childhood living room to a 2016 jazz band reinvention of Miller’s “Take the Money and Run.”