Well, this is simply not true. He won the last election by landslide, garnering massive support not only politically to keep pushing his agenda forward, but also in terms of the congressional weight needed to pass it. You are being misled by Saifedean uninformed (or purposely ill-intentioned) slander. 
The cure? Look at the facts, it's all there. 

didiplaywell

Undisciplined

econ

Is Javier Milei, the "libertarian" president of Argentina, a complete fraud?

Signal312

Milei has had a LOT of support, initially, around the world from libertarian oriented folks. And a lot of that has evaporated as he's exposed himself as a fraud.