WHEN CLAIRE BOUCHER, who writes, records and produces music as Grimes, decided to show off her unshaved armpits in a recent round of press photos, her PR team went into crisis mode. This was not the image they had in mind – they wanted her quirky but groomed, wild but not too wild, more feminine than feral. Boucher saw it another way.
“I was like, ‘Armpit hair! Yes!’” she says, sitting cross-legged on a couch in the Los Angeles headquarters of her record label, 4AD. Boucher, 27, is wearing an oversize black T-shirt bearing the name of Ronda Rousey, and fresh white sneakers, with her long hair, magenta at the roots and brown below, twisted into two braids. She looks like Wednesday Addams headed to a rave. “Everyone else on…