It seems to me that grey goo will destroy us simply by being the source of far too much wasted bandwidth by people jabbering about it on mail lists.
> -----Original Message-----
> From: Billy Brown <email@example.com>
> To: firstname.lastname@example.org <email@example.com>
> Date: 07 January 1999 14:26
> Subject: RE: Major Technologies
> >Samael wrote:
> >> But Grey Goo doesn't mind if it kills it's host. It doesn't
> >> even mind if it
> >> eats other grey goo. If you have an expanding sphere of grey goo, the
> >> inside goo can feed on itself while the outside goo eats
> >> other things..
> >I could maybe believe in refueling by digesting organic life. Eating other
> >nanomachines, however, is going to consume energy. If the goo wastes
> >fighting itself, its going to be at a sever disadvantage against anything
> >with IFF capability.
> Oh, and it doesn't matter if they are wasting energy attacking each other,
> as only ones surrounded by other grey goo would be spending more energy
> dissassembling each other, the ones on the edge would be happily digesting
> more non-grey-goo. It doesn't matter if the ones in the middle 'die' as
> they aren't within attacking range anyway.