And people continue to mock cryptocurrencies.
And rightfully so. They've demonstrated their lack of worth as an actual medium of trade, and have wasted an alarming amount of electricity, while pumping an unconscionable amount of carbon into the atmosphere for jack-fucking-shit.
Speak for your own location.
Also, "crypto works as a functional currency, which can be demonstrated by how you need to sell it for cash in order actually buy anything with it" isn't the argument you think it is.