Quick Take In this bi-weekly series, we look into some of the most interesting data and developments across the Layer 2 blockchain landscape, from DeFi and bridges to network activity and funding Polygon zk efforts appear to have coalesced across Polygon Hermez, Zero and Miden; a result of their  close collaboration working under a single umbrella Scroll has also announced the launch of the zkEVM testnet, where they achieved EVM equivalence by using a myriad of zk circuits and recursion zkEVM efforts are receiving significant attention from the media, although it remains to be seen that it will be a game changer for adoption zkMIPS and zk/optimistic hybrids are also being discussed at length, considering the possibility that optimistic rollups may someday transition to use validity proofs as well