Dan Hollick 🇿🇦 on Twitter: "For the absolute nerds who made it here, a fun fact: Perhaps the coolest thing about QR codes is that Denso Wave, the company that invented them,
8 possible XOR-masks c) Payload Data Area and Error Correction Zone:... | Download Scientific Diagram
![a)The structure of QR Code; (b) Result image of adding mask. According... | Download Scientific Diagram a)The structure of QR Code; (b) Result image of adding mask. According... | Download Scientific Diagram](https://www.researchgate.net/publication/340490904/figure/fig1/AS:880145053265922@1586854341637/aThe-structure-of-QR-Code-b-Result-image-of-adding-mask-According-to-the-above_Q320.jpg)