an day an other 3 printed gun but this one is metal (what ever)

If you have a 3d printer and want to make some headlines print a gun its all the craze!! no criminal is going to spend 10s of thousands of $ or even hundreds of that matter just to make a gun when they can buy one on the street but here is a story about a 3d printed metal gun to give you some food for thought anyway
http://blog.solidconcepts.com/industry-highlights/worlds-first-3d-printed-metal-gun/

And here is an story that shows why im not worried
http://hackaday.com/page/3/