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COVID-19

QR codes are finally having a moment in the pandemic

by Kai Ryssdal and Alli Fam
Oct 23, 2020
They've been around for over 25 years, so why now?
People scan a QR code with their smartphones to check their health status to enter an area on a Beijing street. As Rivero notes, QR codes are already widely integrated into life in China.
Nicolas Asfouri/AFP via Getty Images
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