Exactly. Billionaires are truly international citizens, shifting their wealth to the most amenable climates (often literally, e.g. Florida), so few of them will

Exactly. Billionaires are truly international citizens, shifting their wealth to the most amenable climates (often literally, e.g. Florida), so few of them will be truly invested enough in a certain locale for cost of living to matter. And if they are, well then they own the entire town, so they definitely don't care.