BSV Genesis upgrade technology changes: OP_RETURN function will be restored, P2SH address is no longer supported

BSV plans to conduct a "Genesis Upgrade" hard fork on February 4, 2020. The upgrade technology changes are as follows: The key changes are to include necessary consensus parameters, consensus changes, and other necessary changes. Among them, the consensus changes include the function of restoring OP_RETURN, replacing the 32-bit opcode with BigNumber, abolishing the use of P2SH in new transactions, and restoring the original usage of nLockTime and nSequence. Supplementary consensus changes include the block activation mechanism for Genesis upgrade, UTXO inheritance dependency rules, etc. In addition, performance improvements will be made to parallel block verification and so on.