I think you are correct. I believe he hit his intended target. Patriotic, Conservative, Religious Americans. His brother referred to him as an Evil Genius. He also said, if we are gonna call him crazy/angry then you had better call everybody on the news from 4-12 angry. I wanted someone to ask the brother, “What kind of things/people irritated your brother?”
According to the brother's interview, it's pretty clear that one of those things would have been not making a sandwich for the great and wonderful Steve.