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Rafi

(280 posts)
14. When you consider the age of the earth and the galaxy it is entirely possible that another civilization
Sun Mar 22, 2026, 11:13 AM
5 hrs ago

could have expanded into the galaxy by several means, including self-replicating machines. One doesn't need to travel at light speed to cover huge distances,. Just time. They could have been here for a long time.

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