international expert in the design and implementation of currency systems jackie is the founder and c.e.o. of dano resource or jacki or authors of the book rethinking money on you currencies turn scarcity into prosperity both join me now in the studio welcome back as we as we went to the last break we were talking about how these alternative is the right word all the films are being compromised you think of. these complimentary currencies that can operate within the within the world of a national currency is it without at all with its. how they could arguably be used as a replacement for a barter system of some sort and they could be were actually i was. by suggestion and you will get this very point very interesting a very simple way to explain the concept most people are very very familiar with frequent flyer miles sure this started off as a p.r. game make an order to get people to fly a certain american airlines of forty years ago what forty years later ninety six airlines have frequent flyer programs it's not just about getting a seat on the next plane to tahiti nowadays you can actually use y