Come now. You aren’t worried about people possessing the knowledge to “theoretically become gun owners”. You are worried they will take that knowledge and make them.
I’ll concede bad people may misuse this information. But the valid point stands that even owners who make their own, most are doing it as a hobby like any other maker type out there.
And while this isn’t directly related to the article, since you brought it up, people who play around making their own fireworks or small explosives are generally also looking to make a few loud bangs, not hurt anyone.
ETA - And even if one does want restrictions on 3D files, etc, one can do so with out demonizing others.
