Lowering the minimum wage isn't going to make an unskilled and lazy teenager useful. Correct. They'll just be cheaper. If value > cost, then it's worth it for

Lowering the minimum wage isn't going to make an unskilled and lazy teenager useful. Correct. They'll just be cheaper. If value > cost, then it's worth it for a business to pursue. If something is only slightly useful, then it's still useful and still worth having at some cost.