Geek to Live: How to move an iTunes library from a PC to Mac (and back) by Gina Trapani Click to viewYou've put a lot of time into your iTunes library, meticulously creating just the right playlists, and rating every song you've got. Now you've decided to make the switch - from Windows to Mac (or back). Sadly, transferring your iTunes library along with your playlists and ratings isn't just a matt