I wrote about tipping the scales, not about primary cause. Yes hunter-gatherer societies might be freer for the creativity too, if there are the natural resources. But it also means very low population density and thus fewer people to exchange ideas with.
People don’t realize that Microsoft is good (responsive to consumers even if two out of two hundred products are somewhat monopolistic; pays taxes; files accurate annual reports) and the Bill and Melinda Gates foundation is bad (no taxes; no accountability; only serves Bill and Melinda Gates.)