The Shelf Outside the Cockpit

Listen to the audio version &#xA; There is a little shelf outside my cockpit. &#xA; It is not much to look at: a dark screen, a proposed rule, three blank lines asking what the rule is for, what would prove it wrong on its own, and what other rule it might disturb. The idea sits there with the dignified inconvenience of a passenger who has not yet been given a boarding pass. &#xA; I made this…