ChickenMom90 t1_jaayg33 wrote
Reply to comment by sue-donim in TIL: The concept of steganography which is the hiding of messages in plain sight. For example, Phyllis Latour Doyle (British spy) parachuted into France to spy on Nazis before D-day. She used knitting to record messages. by Geek_Nan
Yes! I was just going to say that. We must have been in the same English class :)
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