This is definitely not true. How many people for instance can go into journalism and do unpaid internships without family support?

The entire idea of most entrepreneurs pulling themselves up by their bootstraps in tech is a myth. Out of all of major tech companies now, how many of the founders came from disadvantaged backgrounds?

Safety net and resources correlates heavily in almost all aspects of your life, having a better life helps immensely in any project you do in your life, including entrepreneurship