I do recognise though that it’s an unsolved problem, and will lead to some form of regulation as our understanding is lacking.
I think only harmful monopolies should be broken up by force, since they’re a legitimate market force. I’m conceding some ground on that because I’m not prepared to claim that monopolies aren’t always harmless.
Australians have a weird sense of humour - it's clear from here that most aspects of US economics are decidedly not free markets but so many US citizens never shut up about "free markets" and have such a bicameral Capitalist v. Communist view of the world that it makes sense to just deadpan nod along.
Maybe reread https://www.hackerneue.com/item?id=41856242 and ask yourself if the article really thinks the US health system is a proper Adam Smith free market .. or just a "US free market" with extra heavy air quotes.