Comment on I used to hate QR codes. But they're actually genius [Veritasium, YouTube]

tournesol_bot@jlai.lu [bot] ⁨5⁩ ⁨weeks⁩ ago

This video is recommended by Tournesol community:
[31🌻] Veritasium: How do QR codes work? (I built one myself to find out)

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