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It would be quite difficult to find something that would both be invisible and survive the process of being printed out onto the card, especially as you'd only
by roywiggins 9y ago
It would be quite difficult to find something that would both be invisible and survive the process of being printed out onto the card, especially as you'd only have one shot at getting it right!
- jacquesm 9y agoSome code in freckles or length of beard hairs or something like that should do the trick.
- roywiggins 9y agoEURion freckles would be a good prank :)
- jacquesm 9y agoThat's brilliant. Bonus points if it causes the workflow on the other side to totally stall because the ID card printer refuses to print the image.