Inspired by the Ubuntu-Dell-deal, Wired have a look at what Ubuntu ucan do for you.
Read it here
Is Ubuntu compatible with my iPod?
Yes, but you'll have to leave iTunes behind. Ubuntu ships with the Rhythmbox Music Player, an application that you can use to access your iPod and play music. To move files on and off the iPod, use gtkpod — think of it as an open-source replacement for iTunes. It can handle everything except downloading podcasts and playing protected AAC files.