GIANT PHOTOCOPYING firm Xerox has admitted designing its colour photocopiers so that they put a hidden code on your copy that will help the US government identify you.
How scary is that? I am sure there are plenty of people saying, “Yeah, but you have to be using a Xerox copier for this to matter” And my response would be, “Yes, but a vast majority of office copiers are made by Xerox. Scary stuff. 
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