Google Says It Just Cracked One of Quantum Computing’s Biggest Bottlenecks

Google’s Willow chip cut errors 40x on the scarce “magic states” quantum computers burn through, a step toward smaller, useful machines—and toward ones that could threaten today’s encryption.Google’s Willow chip cut errors 40x on the scarce “magic states” quantum computers burn through, a step toward smaller, useful machines—and toward ones that could threaten today’s encryption.