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mk  ·  4772 days ago  ·  link  ·    ·  parent  ·  post: The Light of Alien Cities
Yes, I always thought the Drake equation was pretty much worthless.

It is interesting that SETI just looks at the hydrogen line frequency. At least they did last time I checked. http://www.setileague.org/askdr/hydrogen.htm But IMO the reasoning for that is a bit better than city lights.