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Old 05-11-2016, 03:40 PM
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Chronos is offline
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Join Date: Jan 2000
Location: The Land of Cleves
Posts: 83,884
In fact, I think that was the point of the exercise: By growing such long nails, he's proving that he has people to do things for him. It's a status symbol.

And while tools didn't drive the evolution of fingernails, it's possible that our pre-existing fingernails were one of the traits that enabled us to become the premier tool-users on the planet.