[mighty_atomic_c]

Same reason you can't drug up or taze the special goose to produce more golden eggs.

Long term high intensity output will lead to burnout, even if the salary is 10x people would struggle and crash. Pushing at 100% full enthusiasm is like sprinting, it is not possible to maintain that intensity for very long. It can be fun, it can be productive, but the wiser approach has the long-term and end in mind.