Good point, but are cryptocurrencies then needed (adding currency trafo risks)?
Further, how do you select the trusted 3rd party--can't you get screwed here if there are "multiple" 3rd party notaries? As far as I can see, you can't get rid of some "central" authority
Further, how do you select the trusted 3rd party--can't you get screwed here if there are "multiple" 3rd party notaries? As far as I can see, you can't get rid of some "central" authority