Bitcoin Slips to $63,000 as New Quantum Milestone by AT&T Shortens 'Q-Day' Countdown

Bitcoin drops to $63,000 as AT&T's 15-second quantum breakthrough with D-Wave aligns with new data shortening timelines for cryptographic upgrades. Bitcoin drops to $63,000 as AT&T's 15-second quantum breakthrough with D-Wave aligns with new data shortening timelines for cryptographic upgrades.