[ExI] Fermi Paradox - Weighted Summary

Bryan Bishop kanzure at gmail.com
Mon Dec 3 23:17:21 UTC 2007

On Monday 03 December 2007, Technotranscendence wrote:
> Just passing this along from the Yahoo group, [How to build a Space
> Habitat]

What group in particular? I can't seem to find that one.

- Bryan

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