http://www.nikkei.co.jp/news/sangyo/20090714AT1J0900P14072009.html

http://www.itmedia.co.jp/news/articles/0401/14/news054.html http://internet.watch.impress.co.jp/cda/news/2004/01/14/1738.html http://news.bbc.co.uk/2/hi/technology/3392559.stm