I think it's all going to happen, but for when it may be a long time, we'll wait until there is a crypto currency that can outperform bitcoin in everything. but for the next 10 years I think bitcoin is still irreplaceable, because the day bitcoin is getting more popular in the world and is increasingly used by people to transact and also invest. And altcoin's popularity is still less than bitcoin, and few people use altcoin to transact and make it a profitable investment asset. So we wait for the emergence of the new crypto currency because it is difficult to beat bitcoin in several factors