The business model for doctors works out to is surviving a grueling educational process to gain a license against which they charge rents. The business model f

The business model for doctors works out to is surviving a grueling educational process to gain a license against which they charge rents. The business model for professional athletes devolves to surviving a grueling selection process in the service of building their brand as a performer against which they can charge rents. The business model for performing musicians devolves to surviving a grueling selection process in the service of building their brand as a performer against which they can charge rents. This has a personal cost.