Wire · technology
Google Quantum AI cuts errors 40-fold on Willow...
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Fusion42 · 16 October 2026 · Fusion42 review
Google Quantum AI achieved a 40-fold error reduction on its Willow quantum processor, reaching 99.99% logical fidelity with only 8% of attempts retained. This breakthrough raises concerns about quantum computing's potential threat to Bitcoin's digital signature security, prompting calls for quantum-resistant upgrades in blockchain networks like Bitcoin and Starknet by 2027.
This Wire brief sits within Fusion42's coverage of Quantum Computing and Crypto & Web3, and 10 sources have reported it between 15 Oct 2026 and 17 Oct 2026.
◆ ◆ The Wire takeaway
The sweep of quantum attacks on Bitcoin is coming sooner than expected. You need to accelerate work on quantum-resistant blockchain designs or risk losing custody of digital assets.
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10 sources · first reported 15 Oct 2026 · latest 17 Oct 2026
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