Bitcoin entered BIP-110’s final ordinary vote window on July 25 with miner support at just 0.89%, far below the 55% threshold required for lock-in. BIP-54 combines fixes for four known protocol vulnerabilities: the timewarp attack, extreme block-validation costs, a Merkle-tree ambiguity involving 64-byte transactions, and duplicate-transaction checks. BIP-361 sets a five-year quantum migration timeline with Phase A stopping new quantum-vulnerable outputs around year three and Phase B tightening legacy ECDSA/Schnorr verification around year five. BIP-446 was activated on the experimental signet on July 27, advancing covenant primitives through the OP_TEMPLATEHASH opcode.
Source: Read the original article

