“I’m not boosting cryptocurrency in the least,because it’s just another form of fiat money.”
except that it’s not a good store of value, it’s not a unit of account and it’s not a medium of exchange for essential goods and services, the three hallmarks of a functional currency ... other than that, crypto is great!
Yes, people have bought cars, hoses and many other items, including gold, with cryptocurrency. So, perhaps I am misunderstanding what you are saying?