It is a beautiful night at 35,000 feet over the fields and sleeping towns of the American Midwest. A wispy undercast, dimly lit by the rising quarter moon, flits here and there, alternately hiding and revealing the glow of distant cities as we pass. There’s a healthy jet stream on our tail, a last vestige of rapidly retreating winter, and our groundspeed hovers around 530 knots. The captain has turned down the cockpit lights, a rarity on red-eye flights where the usual protocol is to leave all lights blazing in the interest of wakefulness, night vision be damned. The dimmed cockpit suits me just fine; it fits my mood, and the captain’s too, I think. The radio is mostly silent, and so are we. It’s just as well, because we…
