http://www.cracked.com/article_19976_6-isolated-groups-who-had-no-idea-that-civilization-existed.html
 
I know there are probably all sorts of things not right with writing a humourous article about first-contact situations, but the Oils turn up in one of them so I thought I'd share...  A serious account can be found here: http://www.heraldsun.com.au/news/victoria/lost-tribe-happy-in-modern-world/story-e6frf7l6-1111112932308
 
All I can think is that, if they came to appreciate rock music, they must have been disappointed with almost everything they heard after that first encounter...
 
Mike