Even if you abolish minimum wages, it's not going to fix the underlying problem. People are just not going to work for the wages you'd have to settle for if you want to compete with a touch screen at McDonalds or a self driving truck, because that wouldn't be $11 an hour. Try a week.
It's a difficult subject because on the surface laissez faire capitalism looks really convincing. You earn money, and that's your money. Why would anyone have the right to take that away from you? Well, it's complicated.