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You answered "No, but the programme was frequently interrupted by a strange voice, saying “come with us”.". Click "CONTINUE" to proceed to the next question.
Interesting fact:
Only now do we have sufficient data to even begin filling in the Drake equation. Given the huge numbers, it seems that the galaxy should be teeming with life, and theoretically, there should be at least one super-advanced galactic civilisation. So where is everybody? This question is called the “Fermi paradox”.