Mass shootings are actually seemingly good for gun sales

[youtube https://www.youtube.com/watch?v=W-NqkHUvv14&w=620&h=315]

Logic might indicate that, after something like Sandy Hook (where actual children were murdered), people might hit the pause button on buying guns, just as a general "whoa" thing. (The devil's advocate approach is that "Well, I'm not intending to do that with my guns, but if someone is, I …