Tangent: if you disagree that a single engine 4 seater poses an existential threat to the US military if flying within 30 miles of wherever the president decides to have dinner at the last minute, and also disagree with the cost of intercepts, opportunity cost for all the aviation related businesses that need to shut down for the day, and the annoyance and danger of having a fighter jet circle over a densely populated area, join many in the aviation community and write your representative asking that these 9/11 era restrictions stop altogether.