If there is a fool born every minute, and we have 10 minute blocks, then this can continue ad infinitum and therefore produce a great medium of exchange and sto

If there is a fool born every minute, and we have 10 minute blocks, then this can continue ad infinitum and therefore produce a great medium of exchange and store of value. It is like a better version of Hawala. If this is the case, then it would appear to be that the greater fools are the ones holding onto a depreciating currency.