> Or, for an amusing time, try to explain how a cryptocurrency works. Both Ponzi and tulip mania pre-date 1922. So, not that hard. Also, fiat currency, crypto

> Or, for an amusing time, try to explain how a cryptocurrency works. Both Ponzi and tulip mania pre-date 1922. So, not that hard. Also, fiat currency, cryptography, wire transfers, and banking all existed before 1922.