The Inca state did not have wheeled transport, but there were excellent roads. What were they for?

Roads in the Inca state were built for the rapid movement of government troops and. messengers (as well as caravans with state-owned raw materials) in highly rugged terrain.

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.