It's only possible at the highest level of decentralization which is very difficult to achieve because there almost always has to be someone behind every platform. There are as of yet no exchanges that come close to true decentralization and I doubt there ever will be.
maybe in the future there will be a very sophisticated virtual market, it is possible, if you see very fast technological advancements, there will be digital commerce that includes all types of products, and all types of crypto currencies, and all will be global, because of market changes every time it changes, and we all must always be optimistic about the progress of bitcoin in the future.