Cryptanalysis is fascinating because it's one of the very few areas where the accelerationists are cheering when the algorithms turn out to not work.

(Context today: https://twitter.com/GuyZys/status/1781190098823807293 )

Crypto is the mathematical version of, “Can God create a rock so big that he can't lift it?” “Is there an encryption algorithm so strong that it can't be broken?”

No matter what the answer, there is one angle from which it's a failure and one from which it's a triumph.