“Don’t play games with Bridget Fitzgerald. By day, Fitzgerald, 20, a mild-mannered pixie-looking student in baggy overalls, suffers for upwards of 13 hours strapped to a viola as a freshman at the Big Apple’s world-renowned Juilliard School of Music… Fitzgerald — known online as Tonka — whispers, almost inaudibly: ‘Who can I kill today?’ That’s her only warning to the soon-to-be smoking carcasses dumb enough to cross her path on the Net in the game Quake.”