Using QR codes to send information to a smartphone via its camera is common enough, but Casio has come up with a communication system that’s quite a bit more light-hearted. Based around an iOS app ...
Why do blinking crosswalks have a blinking yellow light to warn motorists that someone is crossing? Shouldn’t it be a blinking red light as this means for traffic to stop completely where a blinking ...
We love the concept of using an LCD screen to transfer data. The most wide-spread and successful method we know of is the combination of a QR code and the camera on a smart phone. But for less ...
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