You shall not pass: standardising vaccine passports
The Intelligence from The Economist
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Is There an Opportunity to Create Universally Recognized Vaccine Passport?
From the outside, these digital health passers look more or less the same. But on the baand cua coats aren't all the same. There i's and it's the same story in other countries. And brazil also has a number of different passes in use. None of these are interoperable. Vonthing are these fundamentally incompatible systems that these countries are building.
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