"I discovered about 150 dots is the minimum number of dots to make a specific recognizable person. You can make something that looks like a head, with fewer dots, but you won't be able to give much information about who it is."

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The universe has really never made things in ones. The Earth is special and everything else is different? No, we’ve got seven other planets. The sun? No, the sun is one of those dots in the night sky. The Milky Way? No, it’s one of a hundred billion galaxies. And the universe - maybe it’s countless other universes.

— Neil deGrasse Tyson