Because... Alll the stupid dumb dumbs kill themselves with their dumb toys... A superior group of people will rise to rebuild the earth. Every heard of an evolution choke point or bottle.neck? This could very well be one... All the stupid.dumb dumb kill each and a better form of life will come out of it....and this group will evolve at an exponential rate with all the dumb dumbs out of the collective conciousness.