It's smug because he has professional experience with the topic and few others here do. From previous comments: 'runjake is in his 40s, served in the military (I'm presuming the USAF), did EE/CS stuff with the ICBM program, and did some kind of work the UAV control system.

It is possible that he is just making that stuff up, but it's (a) unlikely and (b) pointless and boring to debate it.