All my music is on my powerbook G4, but my G4 doesn't have Itunes 8. My G4, in turn, cant download Itunes8 because it does not have OSX 10.4.9 or later. It is running 10.3.9. So, I'm trying to download 10.4.9 or later without paying the 130 bucks, because all I really want is my music off of my...