In Irish law, busking is considered vagrancy - you can be arrested for it. It's risky asking people for money in public. So it's not like it's a high-art job. And people who do it as a high-art job make very little money.
“If you knew the upward mobility that South Dakota's kids have gotten from the opportunity to intern and to work and to be employed and to have upward mobility in that company and move on, it's been phenomenal for South Dakota.”