10 years is a long time as we all know it. By that time, obviously the importance of blockchain will take over the technogical space and that will automatically grow bitcoin and cryptocurrency. I believe that cryptocurrency will also be treated as another legitimate legal tender at that time.
I do agree, some countries are accepting bitcoin now and in ten years maybe the whole world will recognize the importance of bitcoin and realize how important digital currency is. And I think the world of blockchain will continue to upgrade