Philadelphia becomes the first US city to ban 3D-printed guns

After the release of two 3D-printable firearms was met by warnings from lawmakers, Philadelphia has become the first US city to ban 3D-printed guns. The Philadelphia city council voted unanimously to pass a bill banning the practice on Thursday, reports Philly Magazine. The bill is presumably a response to the birth of weapons like the Lulz Liberator pistol; councilman Kenyatta Johnson's director of legislation told the magazine that it's based on "internet stuff out there." Philadelphia's res...