The PRC did become less authoritarian, but only after embracing capitalism.
Oh? And the PRC crackdown on Hong Kong, creating concentration camps for Muslims, getting rid of any of disagree with Xi is LESS authoritarian? Xi is the most authoritarian ruler of China for decades. We used to think that capitalism inevitably led to democracy. We were wrong.
You just don't know them. But they exist. Especially if we don't speak in false absolutist terms, anyone who leaves the USA for more socialist Canada has relatively speaking fled capitalism. In fact, there's a goodly amount of ex-pats who have left for other countries with more socialist policies.I know people who fled socialism (USSR & China).
But none who fled capitalism.