Can you name the states of ancient Europe and the Middle East that paid the same attention to road building as the Incas? Was the main purpose of the roads in these states the same?
In the Mediterranean, the Persian Empire and later the Roman Empire were famous for their roads. There they were built with the same purpose as the roads in Peru, but they also served for the movement of private merchant caravans.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.