This is a very intersesting video from TED, thats if you understand it. It's more what ever "floats your boat" because in Japan they number there streets by when they were made and if you are a doctor yuo get paid if your patient pays you if  they are felling well than if they are sick.

Here's the link:

http://www.ted.com/talks/derek_sivers_weird_or_just_different.html