As virtually everyone has noted from the abundant video footage of the incident, it certainly sounds as if the shooter used either fully-automatic weapons or semi-automatic weapons modified (through, for example, a bump fire stock) to closely simulate automatic fire. Moreover, the police are reporting that he had “more than 10 rifles.” He apparently rented his corner room for days and may have even set up cameras to detect when police were approaching. That’s all strange enough, but it’s even more unusual when you consider that his own family apparently didn’t know that he maintained a stockpile of guns.[snip]Put all...