Big Tech Unleashes Vaccine Passports

Fans of the NBA’s Brooklyn Nets are flashing more than game tickets these days when entering Barclays Center.  They’re also required to show a recent negative Covid-19 test, a vaccination card, or their Excelsior Pass—New York’s first-in-the-nation “vaccine passport,” which uses QR codes on a smartphone to prove test results or vaccination against the disease.

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