Washington Post: Few technological breakthroughs have had the social and economic impact of the automobile. It changed Americas geography, spawning suburbs, shopping malls and sprawl as far as the eye could see. It redefined how we work and play, from the daily commute to the weekend trek to the beach. It expanded the heavy industry -- steel-making, car production -- that made the Midwest the economys epicenter for decades. And, finally but not least, the car became the quintessential symbol of American mobility,...