If you like to get Japanese copy (better cover art) then Yes-Asia has a good price for you
Binary Domain (PS3)
I know US version on Amazon is much cheaper..........but I like JPN version better :)
Originally it's $99.99 and now Wal-Mart has it for $25.00!!!!!!
I just bought it for my PSP.........not bad for that price :) (You can use it for any portable media player, like iPod.....)