A couple of not so positive articles on the El Salvador experience so far.
From Nanalyze, who aren't the world's biggest crypto bulls:
https://www.nanalyze.com/2021/09/real-story-bitcoin-el-salvador/
And Steve Hanke who wants the world to return to a Bretton Woods system:
https://sites.krieger.jhu.edu/iae/files/2021/06/Bukeles-Bitcoin-Blunder-Final.pdf
From Nanalyze, who aren't the world's biggest crypto bulls:
You’d be excused for not knowing much about El Salvador, the smallest country in Central America and the only one without a Caribbean coastline. Surfing is probably the most cited reason why El Salvador is on someone’s travel list, though the country has much more to offer than just breaks. Lately, El Salvador has been shoved onto the global stage because it is the first country in the world to adopt Bitcoin as legal tender.
If you’re on the surf circuit, you’ll likely cruise down to the party pueblo of El Tunco, a lazy little two-street town next to Bitcoin Beach, a small part of El Salvador that’s seen as a Bitcoin success story. That’s where the world’s journalists made their way last week to observe the day on which Bitcoin became legal tender in El Salvador. The man behind the plan? None other than the country’s president, Nayib Bukele. It was huge news around the world, so we put some boots on the ground to understand what was happening. After a week’s worth of heavy research conducted in local bars, we found four camps, each towing a fairly predictable line:
https://www.nanalyze.com/2021/09/real-story-bitcoin-el-salvador/
And Steve Hanke who wants the world to return to a Bretton Woods system:
El Salvador’s President Nayib Bukele has blessed El Salvador’s Bitcoin Law, a law that will make bitcoin legal tender. Among other things, the President has asserted that bitcoin is a cheaper method of sending and receiving remittances than the methods currently used for the transmission of greenbacks to El Salvador. We examine the validity of the President’s assertion, and conclude that the assertion is false.
https://sites.krieger.jhu.edu/iae/files/2021/06/Bukeles-Bitcoin-Blunder-Final.pdf