> > Eliezer S. Yudkowsky wrote:
it is almost too sad to contemplate, but the grey goo scenario explains as well as anything i have ever heard the baffling observation that the cosmos are not buzzing with communications. the theory would be that whenever any civilization discovers radio communication, that nuclear holocaust or nanotech grey goo always result within 100 to 1000 years. {8-[
this, along with the prospect of an evidently open universe, are my two biggest challenges in life currently. spike