There was a really interesting article on Forbes about this a couple of months ago. Ultimately, only a receiver for an AR-15 was printed, but it is scary think

There was a really interesting article on Forbes about this a couple of months ago. Ultimately, only a receiver for an AR-15 was printed, but it is scary thinking about the possibilities: http://www.forbes.com/sites/markgibbs/2012/07/28/the-end-of-gun-control/ http://www.forbes.com/sites/markgibbs/2012/07/28/the-end-of-...