External incentives, like paycheques, are probably the least effective incentives there are

How many times have you seen people hop to a higher paying job? And how many switched to a lower paying job?

Most people are motivated by passion, desire, contribution, and satisfying results

And yet most people quit working as soon as they have the financial means to do so. How many of them spend 40hrs/week volunteering afterwards? People pursuing some hobbies part time is not going to sustain the financial necessities of a developed nation.