I’m not sure when I’d use this, but its a neat concept

Decimen is an open-source web app that moves files between devices through an animated QR stream, requiring no direct network connection, pairing, account, or native app.

  • Sasha [They/Them]@lemmy.blahaj.zone
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    19 hours ago

    I should probably mention that a fountain code isn’t a barcode like a QR or JAB code, they’re a way to do error correction which can be applied to sequences of barcodes