So what about gold ? I'm waiting for your vlog where you go buy a starbuck with a pound of physical gold and they give you change.
The point is that when there's liquidity smoewhere (on an exchange), any security have "de facto" act as a "money", or at least a "saving account", because there's always at all an actual value defined by the market. whether it's stock, crypto etc... It doesn't have in practive to be tied to a central bank / governement. Even historically, currencies have existed well before someone tried to regulate them