You got lucky on this one, Real Media (if I'm correct) does in fact support iPods, so you can manage your computer and your iPod library without having to run iTunes at all. Though I would not reconmend on ruling iTunes out completely there maybe some things you need to do with it (settings, ect.) but you can go day to day living on Real Media Player. You run without iTunes using winamp, but you need
this nifty extention last time I checked. Ephpod is another 3rd party program that can lead to an iTunes free life.