Did the world just recently hear about fences and that's why they sound so good?

Pakistan says it will soon begin building a fence along its volatile border with Afghanistan to improve security, a move that has sparked condemnations in Kabul.  The Pakistani Army said in a statement on June 20 that the first phase of fencing will focus on the Bajur, Mohmand, and Khyber tribal regions -- all regarded by authorities as areas prone to cross-border infiltration by various militant groups.  Radio Free Europe