MEV still applies with proof-of-stake. Whoever proposes the blocks can make those arbs. It used to be the miners; now it's the block proposers as selected by th

MEV still applies with proof-of-stake. Whoever proposes the blocks can make those arbs. It used to be the miners; now it's the block proposers as selected by the beacon chain. (Some people call it "maximal extractable value" now, to keep the initialism and help it make more sense.)