That a) I know a lot more about the aircraft building bit than I do about the flying bit and b) I was wrong about what the FAA does when it comes to air traffic

That a) I know a lot more about the aircraft building bit than I do about the flying bit and b) I was wrong about what the FAA does when it comes to air traffic and flight plans. Reason being, once an aircraft is sold it usually isn't my job to worry about it anymore.