Instead of riding on the road where eventually carbon taxes per mile will restrict people from traveling, auto makers are now forced to consider other products for consumers so they can ride around their living rooms in large homes on a mobile couch. Since many Americans have some living rooms that are larger than 800 to 1,000 square feet the mobile couch makes it easier for people who don't like to get off the couch.
http://www.dailymail.co.uk/sciencetech/article-2137302/For-armchair-driver-Toyota-unveils-sofa-wheels--dozens-futuristic-cars-Beijing-motor-show.html