Somewhat by design. Many proposals to connect the countries have been made but there is very little interest in completing. 1) indigenous communities don't want

Somewhat by design. Many proposals to connect the countries have been made but there is very little interest in completing. 1) indigenous communities don't want it, 2) sensitive environment 3) mostly it's a natural border control, which would otherwise have drugs and guerilla fighters flowing through. Instead they often mule to Nicaragua skipping panama altogether.