#Za3k got a no-dependencies #qr-backup restoration program working with help from Claude; it was 5300 lines of #C, which could be trimmed to 2000, and then minified to fit on one printed page in a tiny font.
on 02026-02-24#qr-backup challenge task: write a printable 1-page C program to restore
on 02025-11-25another #barcode #archival system, "qr-backup", which uses ordinary QR codes
on 02022-09-16