That is obviously not true. Try driving through central London or central New York during rush hour. Subway will be much faster. Jogging will be faster for a mo

That is obviously not true. Try driving through central London or central New York during rush hour. Subway will be much faster. Jogging will be faster for a moderately fit person. Siena bans traffic out of necessity, not just on a whim. There simply isn't space for cars.