I built a QR code with my bare hands to see how it works [video]

www.youtube.com

cross-posted to:
videos@lemmy.world

I built a QR code with my bare hands to see how it works [video]

www.youtube.com

RSS Bot@lemmy.bestiver.seMB to Hacker News@lemmy.bestiver.seEnglish · 1 year ago

cross-posted to:
videos@lemmy.world

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