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the bandwidth of graffiti just got a lot higher.
Make a QR code ("2d barcode"), then have it fabbed with a 3d printer on a rubber stamp. Go and stamp your QR code all over. The QR code can be text, a vcard, or, more usefully, a URL.
Make a QR code ("2d barcode"), then have it fabbed with a 3d printer on a rubber stamp. Go and stamp your QR code all over. The QR code can be text, a vcard, or, more usefully, a URL.
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