Some have a more hands off approach, including size of transactions and flagged behaviour as indicators of when payment processors must report to the government.
The Goverment should absolutely have no idea who spends what, where. Warrants and court orders, check values should be required before anyone can know. The potential to suppress political opponents, to squelch legitimate protest, to interfere with elections, is too dangerous.
Simply because some countries, like the US after 9/11, decided to give up this aspect of a free people, does not make it right.
In anycase, the governments have the capability, what remains is just the intend. And we see how intends could change at the whim of a leader.
Cryptocurrency solves that problem well, which is why governments have moved hard to effectively nerf it everywhere.
The idea that visa and mastercard provide these ...
This fear of government services is toxic americanism.