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A comment on What's Inside the EU Green Pass QR Code?. Parent comment

Re:What's Inside the EU Green Pass QR Code? by lesquivemeau on Tuesday June 22, 2021 @10:33AM (#27592131)
Because you encode using 45 different characters
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Re:What's Inside the EU Green Pass QR Code? by KMag on Tuesday June 22, 2021 @09:49PM (#27599844)
The GP is saying 3 base41 characters can encode 2 bytes. Using base45 doesn't shorten the encoded message size unless they increase the encoding unit to more than 2 bytes.
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