Atheists, what do you believe will be the single most devastating blow to Christianity resulting in its demise?

Some of these answers are laughable at best. I am not a Palin fan however I doubt she has the ability to launch a nuclear war. You do realise declarations of war are supposed to be voted on and approved? And the big bang was a theory developed by by Father Georges Lemaitre.a href="http://en.wikipedia.org/wiki/Georges_Lema%C3%AEtre" rel="nofollow"http://en.wikipedia.org/wiki/Georges_Lem…/a The single most divesting blow will be if you guys actually start looking things up for yourselves and then present us with factual information on a regular basis. We may die of shock.