I suspect there's an implied "of other people" there. Or maybe they think that the backscatters have an ultrasound in them somewhere.

Latex up the butt would be a great way to get people pissed enough to do something.

Yup, "of other people".

Remember that the median number of flights taken by an American in a year is zero.

Millions of armchair patriots are perfectly happy to sacrifice someone else's convenience for the edifying notion that we're beatin' them terr'ists. The war on terror they see is a far-off unreal spectator sport, not daily personal violations of human and constitutional rights.

Well, he's restating something posted on something called TSA News Blog, which was just repeating something mentioned by Jonathan Turley, who was reporting this little factoid courtesy of Infowars, so yeah, I'd say it's completely credible all around.