Your Printer is Tattling on You
Your printer has been tattling on you for decades and nobody noticed. Not only have printers been printing secret codes on every piece of paper for years, but only Big Brother was privy to the information. The codes, a series of yellow dots in binary code, are used to help the government track counterfeiters. So that makes your printer a double agent of sorts. Half As Interesting fills in the details in the following video.
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