There is a much more interesting set of scenarios about how 3D printing might work out economically here http://jacobinmag.com/2011/12/four-futures/ http://jaco

There is a much more interesting set of scenarios about how 3D printing might work out economically here http://jacobinmag.com/2011/12/four-futures/ http://jacobinmag.com/2011/12/four-futures/