2576843 comment Comment: Missing option --- shame on the /. community (Score 2, Interesting) 693 by wernher on Saturday April 21, 2007 @06:18PM (#18827271) Attached to: How will the end of the civilization come? How come only a very few people so far has mentioned Grey Goo? And then only as part of larger lists --- it deserves top billing. Really, folks!