We are only a type 0.7 civilization on the Kardashev scale and we have only started emitting radio signals outside of Earth less than a century ago. Whereas the age of the Universe is 14 billion years.
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We are only a type 0.7 civilization on the Kardashev scale and we have only started emitting radio signals outside of Earth less than a century ago. Whereas the age of the Universe is 14 billion years.
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