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Work with what you’ve got

Quantum computing combines great promise with daunting challenges — the road to devices that solve real-world problems is still long. Now, an implementation of a quantum algorithm maps the problems we want to solve to the devices we already have.

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Fig. 1: Timeline of classical and quantum computing advances.

(Top, left to right) Granger Historical Picture Archive/Alamy Stock Photo; reproduced with permission from ref. 5, Wiley; National Archives; Carlos Jones/ORNL under a Creative Commons licence (; (bottom left) adapted with permission from ref. 6, Springer Nature Ltd; (bottom right) adapted with permission from ref. 7, Springer Nature Ltd


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Correspondence to Boaz Barak.

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Barak, B. Work with what you’ve got. Nat. Phys. (2021).

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