This is an electronic form of "scrip". The risk is that it gives the script system owner control over the value of money. https://en.m.wikipedia.org/wiki/Scri

This is an electronic form of "scrip". The risk is that it gives the script system owner control over the value of money. https://en.m.wikipedia.org/wiki/Scrip https://en.m.wikipedia.org/wiki/Scrip