The American "I am obliged to give you a tip because minimum wage sucks" doesn't seem to be what gittip is about. In fact, it's much closer to the Australian id

The American "I am obliged to give you a tip because minimum wage sucks" doesn't seem to be what gittip is about. In fact, it's much closer to the Australian idea "I am giving you more money because of your impressive performance, and I want to say thanks". In Australia, I tip when service is awesome. In America, I tip when service isn't absolutely terrible. Full disclosure: I am Australian