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Perhaps most (all?) advanced civilizations annihilate themselves (or get annihilated) before they have a chance to colonize other worlds?
by macspoofing 13y ago
Perhaps most (all?) advanced civilizations annihilate themselves (or get annihilated) before they have a chance to colonize other worlds?
- ceejayoz 13y agoThat's one of many theories. One of the other popular ones is that we're in some sort of galactic natural park until we're ready to cope with joining the civilized folks.