HD DVD
http://www.watch.impress.co.jp/av/docs/20060105/ces06.htm
http://www.watch.impress.co.jp/av/docs/20060105/ces02.htm
http://www.itmedia.co.jp/news/articles/0509/01/news101.html
http://www.watch.impress.co.jp/av/docs/20060105/ces06.htm
http://www.watch.impress.co.jp/av/docs/20060105/ces02.htm
http://www.itmedia.co.jp/news/articles/0509/01/news101.html