It's harder but we're still finding oil in Oklahoma today. The bar has been raised on startup companies but it can still be done. Every regulation and every rule limits you but yes it can still be done. That's the beauty of living in a free country and having the freedom to have an idea and become an entrepreneur.
When cerebral processes enter into sports you start screwing up. It's like the Constitution which says separate church and state. You have to separate mind and body.
Much literary criticism comes from people for whom extreme specialization is a cover for either grave cerebral inadequacy or terminal laziness the latter being a much cherished aspect of academic freedom.