It's fair to say that Cody Wilson, the creator of the first 3D-printed gun, is an accommodating documentary subject. The company Wilson founded, Defense Distributed, has always taken a build-in-public approach, both as a practical matter of fundraising and to frame its project — the free distribution of blueprints for personal, at-home gun manufacturing — as a fundamentally political one. Wilson is an articulate and charismatic spokesperson for this project. While he can fluently cite post-Marxist theorists to justify his anti-state provocations, there's a certain mischievous swagger behind the Baudrillard quotes. He doesn't mind playing the villain a bit. Early...