The flight was your standard economy-class nightmare exercise in confined-space-anxiety management, with a couple of infants screaming so loud that dogs thirty-five thousand feet below us could hear them. I ate the mini-meal with the mini-plastic silverware, watched the mini-TV trying not to get the headphone cord in my mini-mashed potatoes, while the overweight, flatulent senior citizen next to me made a concerted effort to have the whole cabin smelling like cabbage before the flight attendants had cleared away the trays. I’m