It depends on what you consider "useful". I live in the west and I don't take our financial freedom as granted. There are many places in the world where decentr

It depends on what you consider "useful". I live in the west and I don't take our financial freedom as granted. There are many places in the world where decentralized consensus for financial transactions is valued. I'm grateful to live in a society where this is not a "problem", but I don't take it for granted