#MKBHD: If I can't explain why something is more valuable other than "lots of other people are interested in it right now so it's kinda hot, so the value is up", if there's nothing else to it, then uh, it's as good as gambling
Non-backed Fiat Currencies: 
@realcaseyrollins well, fiat currencies are made valuable by the insistence of governments issuing these fiat currencies to only accept taxes in them, I guess.
I found @pluralistic 's Moneylike column to hit the nail in the head there:
https://locusmag.com/2022/09/cory-doctorow-moneylike/
Cory Doctorow: MoneylikeLocus Online