yes you can
You have to create a memory card in the harddrive
No. Games are saved onto a memory card or a hard drive not the CD it self.
though an External HardDrive with usb interface
Use the USB port to download onto the PS3 harddrive
PS2 does not have a harddrive to copy a movie onto so no
No.
Without a PS2 with a Harddrive there would not be a place to store the download
ofcorse you can, as long as the profiles are on the xbox you download it on. however, if you download Anchorage and then recover your gamertag onto another xbox360, it wont work.
This is a very non specific question. If you mean backing up your personal harddrive there are many options. Getting a second harddrive and loading the information onto it is a wise choice. Get a western digital harddrive becuase their intergrity is unmatched.
no, you can always delete them when more room is needed on your harddrive.
you would think that if you would do that it would be inapropriate. however if you do it it is not that bad so yes and no.
you can burn the songs you want to sync onto a CD and then download them to your iPod from the harddrive