Can Anyone Scan a QR Code From a Landing Plane?
A friend of the show wants to launch a printing business in New York, and his marketing plan involves an airplane towing a QR code banner along the approach path into the airport. We take the idea seriously enough to ask the obvious questions: can a passenger actually scan a code while landing, what are the legal limits around airports and highways, and where does physical advertising in extraordinary places actually pay off? Along the way we get into QR code sizing math, motion blur at a hundred miles an hour, the landowner problem, and why the train might be the only location that works…
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