This goes way beyond having to find a highly skilled gunsmith to fix a demilitarized prize.
http://pjmedia.com/instapundit/147576/
Apparently as a proof of concept a receiver for an AR 15 was printed
and then 200 rounds fired from it. ( in 22 not .223 )
Link to the picture -
http://www.extremetech.com/wp-content/uploads/2012/07/3d-printed-lower-receiver-640x458.jpg
This could lead to all kinds of other political issues - search the net for the DVD encryption arguments if you want to see specifically what I mean.
http://pjmedia.com/instapundit/147576/
Apparently as a proof of concept a receiver for an AR 15 was printed
and then 200 rounds fired from it. ( in 22 not .223 )
Link to the picture -
http://www.extremetech.com/wp-content/uploads/2012/07/3d-printed-lower-receiver-640x458.jpg
This could lead to all kinds of other political issues - search the net for the DVD encryption arguments if you want to see specifically what I mean.