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Old December 1 2012, 10:06 PM   #217
publiusr
Commodore
 
Re: What are your top 5 technologies of the next 15 years?

Just getting some use from waste heat will be a big step:
http://nextbigfuture.com/2012/11/the...irt-cheap.html

This will be good for certain uses--along certain lines.
http://gizmodo.com/5964609/custom-3d...ger-than-steel

Now for a Cygnus model using this approach.
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