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A comment on Show HN: Emergency Wallet Cards.

Re:Show HN: Emergency Wallet Cards by pedantsamaritan on Monday December 13, 2021 @06:36PM (#29546199)
My emergency wallet card also links to a web site with more details (e.g. recent photo of family)
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Re:Show HN: Emergency Wallet Cards by toomuchtodo on Monday December 13, 2021 @06:44PM (#29546261)
Consider adding a QR code for that link.
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Re:Show HN: Emergency Wallet Cards by wilrnh on Tuesday December 14, 2021 @02:31PM (#29556246)
Very nice idea to both save real estate and obfuscate URLs - I might steal it :)
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Re:Show HN: Emergency Wallet Cards by toomuchtodo on Tuesday December 14, 2021 @02:37PM (#29556337)
I insist! Keep in mind permanence of the data (static vs dynamic QR codes). A QR code can store about 3kb worth of data (or ~4300 alphanumeric characters).

https://superuser.com/questions/1420058/how-does-a-dynamic-q...

https://stackoverflow.com/questions/11065415/how-much-data-i...

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