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Boing Boing

Defcon's hackable badges
Friday, Aug 3rd, 2007   |  Read the Full Article

The attendee badges at Defcon 15 can be programmed to display arbitrary words and phrases via their built-in LEDs using nothing but the on-board hardware–once you figure out how to hack them. I just got my wife’s badge for Defcon (they’re not giving out press badges ’till tomorrow) and it is totally and completely awesome.



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