I thought I had a good grasp on the dimensions/axes of gender, identity, etc but this was a new and surprising twist that makes complete sense after hearing and realizing that it fits. Basically a girl raised like a boy, dressing like a girl. It only seems different from the extremes of the get-up. I would call this axis 'magnitude of expression'.
She does an amazing job of showing people how utterly ridiculous and contradictory our standards are, and how we're conditioned to reward certain traits in one scenario and demonize those same traits in others.