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xkcd #2936: Exponential Growth
(imgs.xkcd.com)
Alt text:
Karpov's construction of a series of increasingly large rice cookers led to a protracted deadlock, but exponential growth won in the end.
This was an old story about the inventor of chess and a king. Let me see if I can dig it up....
Yup, I remember now. It was with wheat grains, not rice:
https://en.wikipedia.org/wiki/Wheat_and_chessboard_problem