The fundamental difference between Bitcoin and Ethereum is Ethereum's monetary policy changes every six months ... There's a difficulty bomb in Ethereum that's been getting pushed back since 2016. They keep pushing it back. When it goes off, it will wipe out, obliterate, a $50B Ethereum mining industry—just wipe it out, completely change the protocol, flip everything to proof-of-stake. They keep putting it off. That sounds like a group of people exercising influence over the protocol.