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@whitequark
Created March 23, 2015 19:03
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In a magic kingdom there is a granite cliff in the shape of a cube 1km long at the edge. Once a century, a raven sits at the cliff and cleans his beak, eroding the cliff by 0.0001g. The amount of years that will pass before the cliff is ground to dust is less than Nᴀ.
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