Warning: Some posts on this platform may contain adult material intended for mature audiences only. Viewer discretion is advised. By clicking ‘Continue’, you confirm that you are 18 years or older and consent to viewing explicit content.
How do QR codes work? The checkerboard patterns taking over the world, demystified. Go to https://Saily.com/veritasium and use the code ‘veritasium’ to get a...
If he didn’t, one of the several other 2D barcodes would have caught on. I see non-QR ones around pretty often, though usually in industrial applications.
If he didn’t, one of the several other 2D barcodes would have caught on. I see non-QR ones around pretty often, though usually in industrial applications.
I remember back around 2009, there were a few of these in the newspaper: https://en.wikipedia.org/wiki/High_Capacity_Color_Barcode
I don’t know how well it worked given the loose color registration. I didn’t have anything that could read them at the time.
Are you sure they weren’t just test colors? Most newspapers have them.
I cannot imagine what information they needed to encode that required that level of information density.