Another staggering display of media ignorance about firearms.

One of the most bizarre aspects of the modern gun debate is the extent to which it is still dominated by ignorance and misinformation. One of the most important controversies in American public life rages on, yet media gatekeepers and all too many politicians simply don’t know the most basic facts. They don’t understand the most basic constitutional issues. Even worse, many of them don’t seem to care.

If you pay attention to the news, you know that the Internet is blowing up right now with claims that the Trump administration is “now” “permitting” individuals to share plans for 3D-printed guns, and that this move will “now” allow Americans to make guns at home — including plastic guns of the sort that can be used to penetrate airport and school security. Here’s a perfect example of the kind of coverage that’s rocketing around the Web, as shared by Massachusetts attorney general Maura Healey: