China’s jiuzhang 4 optical quantum prototype, published in nature in may, runs a gaussian boson…
china’s jiuzhang 4 optical quantum prototype, published in nature in may, runs a gaussian boson sampling task about 1,054 times faster than the world’s fastest supercomputer, finishing in seconds what classical machines would need hundreds of millions of years to do. the gap between raw quantum speed and useful work has never looked wider.
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The air is now being asked to keep its own ledger
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