Yeah I was thinking the same thing, but that aside it's kind of like some reasoning they have to introduce their thesis. What do you think about that? Like a universal, self-granted credit/debt system?
If I create my own medium of exchange (MoE) it's only valuable to someone else if that MoE can be used to purchase goods or services from anyone in the system. What would incentivize Amazon or my local baker to accept my currency?