Within the modern era, the hard part about making an internationally accepted currency has been establishing rule of law domestically, which means some degree of decentralization (the semi-separation of powers, above any individual), which gives that currency some global trust.

nitter.moomoo.me/stefan\_demetz/status/1652412001736376323#m (https://nitter.moomoo.me/stefan_demetz/status/1652412001736376323#m)

https://nitter.moomoo.me/LynAldenContact/status/1652440482813706240#m