To NerveNetwork Community: The latest version of NerveNetwork mainnet node (v1.21.0) has already been released on 6th Jun 9:30 (UTC +8) . The new protocol will take effect after block heights reach to 29528000 on ETA 8th Jun 8:00 (UTC+8). Some New Features of NerveNetwork (v1.21.0) The new protocol will support crosschain interaction with Metis, Optimism, IoTeX, Klaytn, smartBCH…