Let me come clean: For way too long now, I’ve been excited about the 2D optical code format called QR Code. I even convinced TidBITS to put one on every article page for a while. I don’t get a ...
What if a local restaurant could update its QR menu when changes occur on the fly? Consider a restaurant that offers a daily lunch special that can be accessed through a QR code on its menu. If that ...
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