The two policy-only requirements SCRIPT_VERIFY_NULLFAIL and SCRIPT_VERIFY_MULTISIG_HINT can be safely activated for witness scripts because no wallets currently support segwit scripts on tradecraft. This has the advantage of allowing batch validation of signatures in segwit inputs.
The two policy-only requirements
SCRIPT_VERIFY_NULLFAILandSCRIPT_VERIFY_MULTISIG_HINTcan be safely activated for witness scripts because no wallets currently support segwit scripts on tradecraft. This has the advantage of allowing batch validation of signatures in segwit inputs.