"pro bitcoin" is just as likely affinity scammers attacking bitcoin such as Cynthia Lummis.
Pro bitcoin is an irrelevant question for politicians, bitcoin doesn't need them. Pro liberty is what matters, and no US president comes close to Milei (including Trump, obviously).
Also, El Salvador adopting bitcoin is closer to me telling you I am adopting bitcoin than Argentina. El Salvador economically rounds to 0, Argentina is 40x bigger.