Arms and amo manufacturers target crazies the way big tobacco targeted kids.
When arms business bankroll Info wars, Brightbart and the NRAs production of Rifleman magazine, it is theirs equivalent to big tobacco bankrolling "Sports Illustrated for kids" with tobacco adds every other page.
Weapons businesses know the people they target have dangerous minds. The fact is that level minded clean background people aren't willing to go buy enough brand new weapons to keep arms businesses shareholders happy.