Illegal home-built guns are bringing libertarianism to the world. That’s what the good people at The New York Times say. DIY firearms are also helping rebels fight oppressive regimes and, as is inevitable when weapons make their way into the hands of regular people, fueling European officials’ fears of crime and terrorism. This is a result of recent technological developments that severely cramp governments’ ability to enforce restrictions—including when it comes to the FGC-9, a partially 3D-printed firearm. Libertarianism With a Bang”This American brand of libertarianism has historically been…