The amount of ignorance it takes to think you can actually make a working AR from the ground up using a 3d printer is staggering.
http://gizmodo.com/5991601/the-terri...rinted-weapons
My favorite part of the small article:
emphasis added by me.Motherboard just released a trailer for Click. Print. Gun., its upcoming documentary on 3D printed guns, and you get to see a glimpse of the terrifying future that is having access to guns and gun parts that you can just click and print.