Once there were several airlines, emerged Priceline and Orbitz. Fly to/from anywhere on any airline. When you land, convert USD to any other currency so you can spend in local currency. Those concepts help explain how and why the sprawling alt-currency crypto craze works. Someone needs to do it, and Coinbase is fighting regulations galore to be able to serve this function as the market leader. Time will tell when they are allowed to exist in the form they desire, but will certainly try to stay flexible as forks in the road surface.