John Russell / HPCwire: Google says it had a major quantum error correction breakthrough, unveils its Willow quantum chip with 105 improved qubits, and shares benchmarks and a roadmap — Google today introduced its latest quantum chip — Willow (~100 qubits) — coinciding with two key achievements run on the new chip …
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Benchmarks and a good hundred qbits. When will such a machine finally produce anything remotely usable?