Hmmmmm. This could be interesting …
How-to: Make an iPod dock for your Xbox 360 (part I) - Engadget - www.engadget.com:
“For part one of this project we will be moving the hard drive to a new location inside the Xbox. Check here next week for part two where we’ll build a dock in the space vacated by the hard drive. This modification is non-permanent and can be easily reversed.”


