http://pcweb.mycom.co.jp/news/2006/03/07/341.html
http://internet.watch.impress.co.jp/cda/news/2006/03/06/11120.html
http://www.computernews.com/DailyNews/2006/03/2006030705188E5289BA2020.htm
http://www.yomiuri.co.jp/atmoney/news/20060304i401.htm?from=main4