From what I’ve read, his dollarization scheme is pretty out there and is complicated in that the treasury is already light on dollars and no one wants to lend the country money to buy more. In addition, citizens would dump their pesos en masse; it would be an economic suicide of sorts.

Milei has little pull in the chambers of power, but that said, he has scored allies during the campaign. Argentina also has a history of civil unrest against neophyte governments and so there’s that bugbear also.