They've re-invented the Promissory note Historically, promissory notes have acted as a form of privately issued currency ... https://en.wikipedia.org/wiki/Prom

They've re-invented the Promissory note Historically, promissory notes have acted as a form of privately issued currency ... https://en.wikipedia.org/wiki/Promissory_note https://en.wikipedia.org/wiki/Promissory_note