The only way to understand it in a real sense is to realize that currencies don't have to make any sense whatsoever. If people accept it, it's a viable currency

The only way to understand it in a real sense is to realize that currencies don't have to make any sense whatsoever. If people accept it, it's a viable currency. Literally nothing else matters. Fun fact: 90% of USD doesn't physically exist according to the Fed itself. That's way crazier than bitcoin.