Ethereum's proof-of-stake has been running perfectly since it launched on Dec. 1, and has over $6 billion staked.
They launched it as a parallel chain first, but it's going so well they've accelerated the plan to move the rest of the network to it. That's a relatively simple task and should happen in early 2022 at the latest, and possibly this fall. You can judge for yourself how hard it will be: https://notes.ethereum.org/@vbuterin/B1mUf6DXO
They launched it as a parallel chain first, but it's going so well they've accelerated the plan to move the rest of the network to it. That's a relatively simple task and should happen in early 2022 at the latest, and possibly this fall. You can judge for yourself how hard it will be: https://notes.ethereum.org/@vbuterin/B1mUf6DXO