It may sound like a minor matter among the more pressing concerns of safety and security, new aircraft systems, and airline mergers over the past fifty years. Running to catch a connection, no one laments finding a jet bridge upon arriving. Today, that familiarity and expectation has made the jet bridge disappear into the background, an unconsidered if vaguely necessary space. But like the smartphone touchscreens its passengers fondle while queued up inside it, the jet bridge is hardly a transparent interface. It shapes our experiences of flight.