Perhaps they have realized the benefits of cryptocurrencies a long time ago, but because they know they cannot control cryptocurrencies, they always find ways to suppress and ban them to limit their popularity. But now, Russia is one of the biggest competitors that has recognized bitcoin and crypto they are starting to feel they will fall behind the competition if they don't do something similar. The only way now is to accept crypto and embark on an in-depth study of cryptocurrencies.
It is no secret to anyone that inflation in the USA is increasing, I do not know much about that economy, but I know that many people with 100USD that they had made a great market, currently with those 100usd it is not enough for them to make the same market, but with fewer items Another thing is that somehow they make up to show figures that are acceptable, that is why BTC makes the difference, the difference between an inflationary economy vs. a deflationary economy is clearly seen.