On Monday morning I woke up to the beat of electronic music drumming in the living room like it were Saturday. Or at least Thursday. I slipped into my jeans, half angered, half asleep, and walked outside looking more for an explanation than a fight. Except for my flatmate, the room was deserted, the subwoofer booming. His head bobbled from side to side like a serpent making its way up a tree, his left hand twitched not so much nervously as involuntarily, and he shuffled from one foot to the other as if he had been standing for a long time . . .