https://phys.org/news/2018-08-crypto-anarchist-3d-printed-guns-fundamental.html

Eight states had sued, arguing the blueprints could allow anyone—from a teen to a "lone wolf" gunman—to make untraceable, undetectable plastic weapons.

Wilson complied with the judge's order and shut down his Defcad website, which he wanted to turn into the "WikiLeaks of guns."