Wait a moment... These things actually exist? I honestly thought they were just a myth.
https://en.wikipedia.org/wiki/Machine_Identification_Code

@LukeAlmighty
Yup. This is why printers are best bought with cash at goodwill. Ebay is a good second choice.

@r000t
I hate the fact, that every day, I am getting closer to the crazy paranoid schyzo stereotype...

But I cannot deny that what is out there officially is worse, then what most sci-fi authors were able to think of in worst dystopias.