Firearms industry advertises guns with fear/fantasy/manhood primarily. Fewer people buying, more guns sold anyway. Sold to nutjobs or cartels, who cares? Stockholders love it.
Even tobacco, oil and coal never managed to blame their best customers for the reckless and irresponsible things they did to get rich.
See also Amanda Marcotte and Paul Waldman. Charles Pierce and Garry Wills for the last word.