Our Polygon Hermez team is currently working on the implementation of zkEVM, and this challenge requires us to research and develop a new consensus mechanism for the decentralized L2 protocol - proof of efficiency (PoE). This consensus mechanism leverages the existing Proof-of-Donation experience in v1.0 and aims to build the first decentralized zk-rollup and support permissionless participation of multiple coordinators for Mass production in L2. We are still considering several options and i...