QR Codes Are Here to Stay. So Is the Tracking They Allow.Fueled by a desire for touchless transactions, QR codes popped up everywhere in the pandemic. Businesses don’t want to give them up.http://rss.nytimes.com/services/xml/rss/nyt/Technology.xmlNYT > Technologyhttps://static01.nyt.com/images/misc/NYT_logo_rss_250x40.pngTechnology124Erin Woo
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