I have read through "Engines of Creation" (the book where this phrase was coined) three or four times and learn something new with each reading. I've also boug

I have read through "Engines of Creation" (the book where this phrase was coined) three or four times and learn something new with each reading. I've also bought three copies because I keep giving it away (last time to a friend who became CEO of a nano-tech company). I'm not necessarily scared of the scenario described as gray goo in chapter 4 but I also think it's a good warning to nano-practitioners. https://amzn.to/2uPHGmV https://amzn.to/2uPHGmV