Have you ever been scammed?

[ddk]

Many of the Pokemon playtest cards were likely printed in 2024

It’s not commonly known but most brands of printer add metadata to colour prints in the form of very tiny yellow dots that can’t be seen with the naked eye. To view the dots you need to a magnifying glass or high resolution image and you need to adjust the colour channels to emphasize the yellow. Wikipedia article Different brands of printers typically produce different patterns. The most prominently known one is the “Xerox DocuColor” dot pattern which was decoded in 2005. This pattern encodes…

Think quite a few of us here could probably relate to this one