1)  Is of no conceivable positive value;
2)  Is of very great negative value.
With a bit of statistical work, you could probably calculate the number
of women raped to produce a single child.
I hope that nobody is ever dumb enough to publish such a statistic,
because rapists would immediately try to rape multiples of that many
women.
-- 
         sentience@pobox.com      Eliezer S. Yudkowsky
          http://tezcat.com/~eliezer/singularity.html
           http://tezcat.com/~eliezer/algernon.html
Disclaimer:  Unless otherwise specified, I'm not telling you
everything I think I know.