Comment by sago | Hacker News Reader

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Comment by sago | Hacker News Reader

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I did not know this, do you have a source?

http://www.instructables.com/id/Yellow-Dots-of-Mystery-Is-Yo...

http://www.pcworld.com/article/118664/article.html

https://en.wikipedia.org/wiki/Printer_steganography

http://seeingyellow.com/

Fascinating, thanks for the links!

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