Only stupid civilizations want themselves to be discovered. When one looks how species operate one can easily see that the “Independence Day” scenario is much more likely than the “Day The Earth Stood Still” one.
The idea that technologically advanced civilizations would be kinder than less advanced ones has no basis in observation.
We’re either in the same boat they are, or will be quickly sold out by our “leaders” in a Vichy France scenario.
One need only look at our own history for the answer.
Romans/ Everybody else
Spanish/Aztecs
Maybe radio is a short lived technology as civilizations advance. The telegraph and smoke signals have largely fallen by the wayside. Quantum entanglement might render radio transmission as a thing of the past.
Only stupid civilizations want themselves to be discovered. When one looks how species operate one can easily see that the “Independence Day” scenario is much more likely than the “Day The Earth Stood Still” one.
The idea that technologically advanced civilizations would be kinder than less advanced ones has no basis in observation.
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See Cixin Liu’s “Dark Forest”, book two of the Three Body Problem” series. This is the corollary to Fermi’s Paradox “Where is every body?”
Also see Stephen Hawking warning:
https://www.sciencealert.com/stephen-hawking-warns-that-we-might-not-want-to-reach-out-to-aliens