Changing the World - S1.E1

In Papua New Guinea, almost overnight, air travel transformed a stone-age country into a 20th-century state. It brought remote hill tribesmen into the age of the computer, the flush lavatory, the English language and the tourist credit card. Now the sons of headhunters travel by air as a matter of course, both as passengers and crew. They share the same advantages, irritations and doubts as the rest of us.