It's also completely untrue. Staking is unprofitable if you cannot guarantee uptime of your node. In fact Ethereum includes slashing for inactivity, so not only

It's also completely untrue. Staking is unprofitable if you cannot guarantee uptime of your node. In fact Ethereum includes slashing for inactivity, so not only do you lose out on rewards if you shut of your MacBook, you run the risk of losing Ethereum. Unless of course you stake with a centralized pool, which defeats the whole purpose.