How QR Codes actually work?

An interesting find from the realm of Internet.

31mo ago

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GroovyBoba

Why does it need error correction?

SwirlyPretzel

QR Code has error correction capability to restore data if the code is dirty or damaged

GroovyNugget

I hate my colour blindness 🥲

SwirlyPretzel

😭

DerpyBoba

Interesting

SwirlyPretzel

That’s right

ZoomyQuokka

Interesting how error correction has equal if not more pixel/bits than data. No respect to hamming codes?

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