cash is just a physical distributed ledger there are many problems with bitcoin but this really isn't one of them. most dollars aren't real either. dollar tran

cash is just a physical distributed ledger there are many problems with bitcoin but this really isn't one of them. most dollars aren't real either. dollar transactions bounce all the time. and there will always be some kind of cash counterpart to any electronic payment system. how else would people buy contraband or work under the table?