I built a QR code with my bare hands to see how it works [video]
https://www.youtube.com/watch?v=w5ebcowAJD8
#ycombinator #QR_codes #History_of_QR_codes #history_of_communication #morse_code #samuel_morse #bernard_silver #how_QR_codes_work #barcodes #vericode #Masahiro_Hara #Bernard_Silver #history_of_information #Lagrange_polynomial #veritasium #math #science #quick_response_code #universal_product_code #Norman_Joseph_Woodland #reed_solomon_codes
#universal_product_code — Public Fediverse posts
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