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I read printers use that ink to print nigh invisible text of the printer serial id for anti forgery, and tracking purposes
That’s why I only email photos of bank notes from my personal Gmail to the library printer & drive past two hundred Flock Safety cameras to pick up the printouts
veni_vedi_veni@lemmy.world 7 hours ago
I read printers use that ink to print nigh invisible text of the printer serial id for anti forgery, and tracking purposes
brbposting@sh.itjust.works 6 hours ago
That’s why I only email photos of bank notes from my personal Gmail to the library printer & drive past two hundred Flock Safety cameras to pick up the printouts