Glow is an interesting documentary about legendary Swiss muse, Irene Staub. Part of Zurich’s underground scene in the 70s and 80s, Staub’s iconic looks, vivaciousness, and lust for life charmed everyone she associated with, from Fellini, Catherine Deneuve, Bowie to Jagger. Staub, also known as Lady Shiva, was variously a muse, model, punk singer…