TECH NEWS: Covid-19: China pushes for QR code based global travel system QR codes - bar codes that can be read by mobile phones - have been used in China during the pandemic. November 23, 2020 at 10:50AM

Sunday 22 November 2020

Covid-19: China pushes for QR code based global travel system QR codes - bar codes that can be read by mobile phones - have been used in China during the pandemic. November 23, 2020 at 10:50AM

via BBC News - Technology https://ift.tt/2J3Ors5

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