Noise‑Driven 'Quantum Advantage' Claims

Updated: 2025.09.26 26D ago 1 sources
A bank–IBM paper reports a 34% gain in bond‑trade fill predictions after a 'quantum' data transform, yet the gain vanishes when the same transform is simulated without hardware noise. Aaronson contends the effect is a noise artifact and a product of unprincipled method comparisons and selection bias. He urges a proof‑before‑application standard: show real quantum advantage on benchmarks before touting finance wins. — It challenges corporate and media quantum hype and proposes a practical rule to prevent pseudo‑results from steering investment and policy.

Sources

HSBC unleashes yet another “qombie”: a zombie claim of quantum advantage that isn’t
Scott 2025.09.26 100% relevant
HSBC/IBM abstract: 'We observe a relative gain… These empirical results suggest that the inherent noise in current quantum hardware contributes to this effect.'
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