So, first of all, it's vague jargon to describe a hypothetical concept that does not exist and may not ever exist. Second, the defining characteristic of "grey goo" is that it's of an artificial or synthetic origin, and…
So, first of all, it's vague jargon to describe a hypothetical concept that does not exist and may not ever exist. Second, the defining characteristic of "grey goo" is that it's of an artificial or synthetic origin, and…