> Naw, just a Poisson distribution: very small
> probability for one event to occur, but
> millions upon millions of trials. Result? A
> very reasonable probability for success. :-)

What I think you miss is that each and every one of those sperm have a different genetic makeup! There's a very reasonable probability that SOMEONE is going to be born. Your parents might even name him "Don." But would he have been good at blackjack? More importantly, would he care whether I spelled competantly (competently?)? ;-)

ETF