Adding a camera to a project used to be a chore, but modern camera modules make it simple. But what if you want to read QR codes? [James Bowman] noticed a $7 module that claims to read QR codes so he ...
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Why You Should Avoid Scanning An Unknown QR Code
QR (Quick Response) codes are everywhere these days. You'll spot them on restaurant menus, business cards, product packages, and even concert tickets. A big reason they've caught on is convenience.
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