“The Coolest Lego Weapons in the World,” claims the website of BrickGun.com, about their latest Lego-based creations: realistic-looking semi-automatic weapons. These handguns and other weapons are made of only genuine Lego-brand parts, even as detailed as Lego-specific rubber bands for weapon articulation. These guns have working magazines, hammers, triggers, slides, and safeties. They don’t actually…