Re: Panspermia

From: Anders Sandberg (asa@nada.kth.se)
Date: Thu Dec 19 2002 - 01:54:19 MST


On Thu, Dec 19, 2002 at 02:29:59AM +0000, Christian Weisgerber wrote:
>
> Panspermia is strongly associated with kookiness.

Might be true, but it doesn't invalidate the hypothesis.

If panspermia is true it might affect the Great Filter in interesting
ways. The emergence of life can be extremely rare, but interplanetary
and interstellar spread makes this low probability be multiplied by a
macro multiplier. On the other hand the spread might be patchy - the
seeding will be random, and the drift rate can be so slow that large
regions have had no time yet to be reached by any spores.

-- 
-----------------------------------------------------------------------
Anders Sandberg                                      Towards Ascension!
asa@nada.kth.se                            http://www.nada.kth.se/~asa/
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