: "On these posters are symbols the researchers call SpotCodes: concentric rings of black-and-white blocks representing ones and zeros. Focusing your camera phone on the code and then clicking any button launches a wireless service -- for example, the ability to buy a train ticket, check an airplane's departure time or download a ring tone from a store display.
Connecting Paper and Online Worlds by Cellphone Camera
The codes can be produced on any inkjet printer and can be read even by phones with low-resolution cameras."
Windows errors on giant public billlboards are their own cult Internet photo-genre, but this is a great example of the species: an enormous Windows error dialogue-box on the towering billboard across from Toronto's Eaton Centre. It showed up in my RSS feed of images on Flickr tagged with 'Toronto.'
The BrainGate allowed the patient to control a computer or television using his mind, even when doing other things at the same time. Researchers report for example that he could control his television while talking and moving his head.




