Explainer
What Is Quantum Advantage?
Google claimed quantum advantage in 2019, and within a few years classical computers had closed most of the gap. IBM claimed a version of it in 2023, and ordinary computers…
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Google claimed quantum advantage in 2019, and within a few years classical computers had closed most of the gap. IBM claimed a version of it in 2023, and ordinary computers…
Error correction crossed the threshold, a quantum advantage became verifiable, and the cost of breaking RSA fell — on maths, not hardware. What actually changed, and what each result promises.
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