Two days before Christmas, Jim was flying from London's Heathrow Airport to Washington, DC, to visit his wife, who worked in the United States. He arrived at Heathrow to find the entire terminal decked in green and red, complete with tacky elves, Santas, reindeer, snowmen and Christmas trees wherever he looked. Meanwhile, between announcements of flight delays and cancellations, the loudspeakers blared out tinny renditions of Christmas carols. As he checked-in his luggage, having queued for the …