Comments by "David Aspinall" (@yt.personal.identification) on "Convergent Terraforming and a New Way of Spotting Aliens at a Distance" video.

  1. We have found an ancient civilisation but don't know it - the Great Attractor. Rather than travel space and hunt for resources, just manipulate systems to generate enough gravity to attract the resources to you. It is more efficient. ... or not.
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