Or, the galaxy is populated, and every entity has developed a policy of leaving everyone alone, so as to avoid detection and subsequent annihilation by other en

Or, the galaxy is populated, and every entity has developed a policy of leaving everyone alone, so as to avoid detection and subsequent annihilation by other entities. Because as soon as an entity speaks up, everyone else seeks to eliminate it in the fear that it might experience a technology explosion, growing quickly enough to meaningfully compete for resources... https://en.wikipedia.org/wiki/Fermi_paradox#It_is_the_nature_of_intelligent_life_to_destroy_others https://en.wikipedia.org/wiki/Fermi_paradox#It_is_the_nature...