Amidst relentless inflation in some disadvantaged Third World country, where a pile of pesos equivalent to just $2,000 spills onto a table like a chaotic game of Monopoly, a savvy local investor logs onto his phone and acquires a digital fraction of a stable apartment building in the United States. No banks, no borders, just tokens on the blockchain that convert volatile savings into tangible real estate holdings. This is not a far-fetched...