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A comment on The secret code behind the CIA's Kryptos puzzle is up for sale. Parent comment

Re:The secret code behind the CIA's Kryptos puzzle is up for... by lisper on Friday August 15, 2025 @02:49AM (#44909324)
Here's an essay I wrote 15 years ago about another "unreasonable" puzzle:

https://blog.rongarret.info/2009/12/worst-puzzle-ever.html

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