If that's how reliable their quotidian-scale engineering is, heaven help us all when this bunch get to try it at nano-scale ... WFL On 2/23/13, James Propp <jamespropp@gmail.com> wrote:

In case you ever wondered whether it's really possible to engage in nano-engineering in an environmentally responsible way, here's a poster in which some nano-engineers inadvertently confess that there's no way to do it:

http://jamespropp.org/venn.jpg

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