bbc

http://news.bbc.co.uk/2/hi/asia-pacific/8265084.stm

bbc

http://news.bbc.co.uk/2/hi/uk_news/magazine/8260791.stm

books

The Tipping Point http://www.amazon.co.jp/gp/product/0316346624/ref=sib_rdr_dp

http://www.nytimes.com/2009/09/11/technology/internet/11books.html?_r=1&ref=books