> There is absolutely no way to get the same density in an automobile. How about a double-decker bus? Busses also have the added benefit that they are safer, a

> There is absolutely no way to get the same density in an automobile. How about a double-decker bus? Busses also have the added benefit that they are safer, and since you don't have to pay attention to the road, you can read, crochet, surf the internet, work, sip your coffee, etc., while you commute.