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The 'soonness' of our interplanetary colonization is really not safe to assume. The obstacles to self-sustaining life on other worlds are not insignificant -- i

by Retra 12y ago

The 'soonness' of our interplanetary colonization is really not safe to assume. The obstacles to self-sustaining life on other worlds are not insignificant -- in fact, they are the explanation for why there is no life there to begin with.

Udo 12y ago
You are certainly correct - but did I imply otherwise in my comment..?
- Retra 12y ago
  No, I was agreeing with you on a parallel point.
  - Udo 12y ago
    Ah, okay, sorry for the confusion. Sometimes I'm not sure if I manage to get my points across :)