Earlier quoted context omitted.
That gave me another idea which I haven't considered the implications of, but it sounds fun and video game'y: Electronic/Smart bills, that keep track of how many times they've been used to purchase stuff with. After a bill has been circulated N times, it increases in value by Y, and/or unlocks special artwork. Some bills may become highly sought-after collectibles worth far more than their face value. Would it help o…
Well that shifts the value away from the bill being a promissory note and back to being the actually valuable item. Kind of like a commodities backed currency, which most nation's try to avoid.
Nations try to avoid this because they can spend freely on a promissory note currency system. It is a recipe for disaster in the long term.