Connect your NES controller to your iPod
A clever guy from the Acidmods website just put up a tutorial about how you can connect your NES controller to an iPod and use it to play games. Linux ones only folks, which means that you’ll have to void your warranty in order, even if you never had to open up your iPod.
The end result, if all goes well, should be something like this:
This hack requires soldering and skills and will also involve the flashing of your iPod’s memory, and both of those steps void your warranty. So unless you have a relatively old iPod lying around, I don’t recommend you try this on your new ones.