"Bitcoin won't look anything like it is today. It will have a different name, if it exists. There will have been many hard forks changing it and changing it. And, it'll be a matter of dispute whether it exists or not. The one scenario is that something like what happened after 2013 when bitcoin topped $1,000, and then lost 80 percent of its value. It looked like bitcoin was just fading away. It's so hard to predict these things."