yes you can put your emulators on your xbox hdd and play the roms off a dvd/cdr. if you wish just ftp the emulators into your xbox hdd and depending on which emulators you wish to run as some emulators namely the xport emulators have a file browser to search through your xbox hdd. but if your just going to be useing discs for your roms then you would be just as well burning the emulator to dvdr as well. in order to play emulators and roms off the xbox dvd drive you have to convert the files into what is called an xbox iso. here are som links to help people convert their xbox games/homebrew files to cdr/cdrw/dvdr and then burn to dvdr/cdrw/cdr. you can download qwix here,this will convert your files into a xbox iso. http://www.megaupload.com/?d=FI9GYAOF here is a tutorial on how to use qwix and make a xbox iso http://www.xboxscene.com/articles/qwix-iso.php then once you have your iso use dvd derryptor to burn the iso to dvdr,burn at the slowest speed 1x. download for dvd decryptor http://www.megaupload.com/?d=0WWE3H1H good luck.