More 3D "printers" - $600?

More info for those of you who have interest in "3D Printing" and the future of Modelling!?
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plus, these are "open source" the plans etc are free, and you can also contribute your own, time and skills to the project - see these sites for further info!!!

http://3dReplicators.com

http://reprap.blogspot.com/
http://reprap.org/bin/view/Main/ShowCase