The difference is the currency value due to demand and recognition as a legal tender. It's a token of recognition that other parties do need your goods and serv

The difference is the currency value due to demand and recognition as a legal tender. It's a token of recognition that other parties do need your goods and services and hence are backing your currency. You can ask yourself a similar question to get an intuition about it: what's the difference between IRS accepting payments in Bitcoins or dollars vs accepting only dollars?