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Pretty much to sum the article up, Ps3 is having problems with backwards compatability, such as adding fighting games (i.e. Tekken 5), and the music is totally screwed and chopped as well as Final Fantasy XI being unplayable due to the hard drive itself. There's also a link, but it's only useful if you do speak and read Japanese. Here's the link: PlayStation.com(Japan)|PLAYSTATIONョ3 におけるPSおよびPS2ソフトウェア動作ステータス検索