Gridlock Has Been Around Since Ancient History

"Commuting, you see, has its own theory of relativity, postulated by U.S. Department of Transportation scholar Yacov Zahavi many years ago. He argued that people in every society in every era budget roughly the same amount of time for daily travel — about half an hour one-way — to accomplish routine tasks. Whether we’re walking, or riding horseback, carriage or bullet train, the average commute time stays about the same."