Ethereum can scale ? There is a twitter where you have to pay like 20cents for each tweet. The only dapp built on it was Cryptio Kitties that put Ethereum to a halt back in the day. Competitors will win, be sure of it.
proof of stake is a step back regardless of what it offers, proof of work is the only way to be 100% sure that it’s decentralized, proof of stake gives the power to the most powerful, this is definetly centralization, smh