China has invested millions of dollars in quantum encryption, which could be tougher to crack than today's security methods; the US is trying to catch up (New York Times)

New York Times:
China has invested millions of dollars in quantum encryption, which could be tougher to crack than today's security methods; the US is trying to catch up  —  SAN FRANCISCO — The world's leading technology companies, from Google to Alibaba in China, are racing to build the first quantum computer …

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