Now the mainstream currency, BTC-ETH, has the upper hand, and they have the strength and technology, but the future is likely to be a new project to replace them more mature and more comprehensive. What do you think it would be?
It is difficult to predict all the possibilities at this time, because crypto market is very diverse, more different than the initial appearance. There are lots of money people can choose, so who will be the new king? No one knows. It could still be BTC, or maybe ethereum, or even NEO, all have the same opportunity.