“During a Twitter Q&A yesterday, Mike Hadreas of Perfume Genius described the mood of his upcoming album No Shape: “It’s approaching beauty and warmth and joy, but there’s always something unsettling, bubbling below.” If the first single “Slip Away” lavished noise like gilt, his new track “Go Ahead” moves beneath the surface. There’s barely a melody here, only the ominous rumble of drum pads and bu”