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Why not expose the location of the Earth, why not look for aliens? Because all the scientific and technological levels that can receive your signals are far higher than yours, and those whose technological level is lower than yours cannot receive you

author：All the way to the line

Why not expose the location of the Earth, why not look for aliens?

Because all the technology level that can receive your signal is far higher than yours, and the level of technology lower than you cannot receive your signal. So once a high-tech alien comes to Earth, even if they are not belligerent, will the Earthlings become specials in cages in the zoo? So, don't take the initiative to signal outward to look for aliens, don't expose the location of the earth!!!

Why not They Signal animal zoo Because earth alien look for Look for aliens
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