Where "reinvent" = something totally different. For one, it's not reciprocal, only the kid side gets money. Second, it involves chores, not splitting bills etc where money are shared. Third, it was supposed to use the currency to be able to buy apps etc, not get actual money. And lastly, there's the kids angle. Sure, it's about debt and value exchange, but that can be said for tons of apps, even a bitcoin exchange.