One of the easiest ways to squeeze in a good book during a vacation or commute is by listening to audio books on your iPod or iPhone. Audio books can be downloaded online using services such as iTunes or Audible, but sometimes it's cheaper to get your books on CD and rip them manually. But if you've ever tried to transfer a multi-CD audio book onto an iPod, you've probably run into problems such as chapters playing out of order, mislabelled or missing files, or just a generally messy experie