Hanson, 2021 — If Loud Aliens Explain Human Earliness, Quiet Aliens Are Also Rare
Grabby (loud) alien civilizations expand at a common rate and may already control large fractions of cosmic volume---a civilizational limit on outward interface growth.
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Grabby (loud) alien civilizations expand at a common rate and may already control large fractions of cosmic volume---a civilizational limit on outward interface growth.