Bingo! There are <0.0001% of the population who understand transaction risk. If I pay $Cash for Goods, In a trustless network, both side of the exchange have

Bingo! There are <0.0001% of the population who understand transaction risk. If I pay $Cash for Goods, In a trustless network, both side of the exchange have to be instantaneous. I can never pay cryptocurrency for any item that are not verifiable by the network itself, unless there is another trusted 3rd party (cough cough, Credit Card Processors/Banks).