Probably depends where you live. I imagine it would be tough, especially for a one-income family. In Australia however the minimum wage is $17.70/hour, or $22

Probably depends where you live. I imagine it would be tough, especially for a one-income family. In Australia however the minimum wage is $17.70/hour, or $22.12/hr minimum if you're a casual worker, so I assume baristas here earn at least that much.