If Then Software is now shipping Pod 2 Pod 1.0 for iPod users. Pod 2 Pod is a utility designed for cloning music files from one iPod to another. The app also ships with support single iPod media backup. According to If Then Software:
Pod 2 Pod is a tool that will help make an exact clone of an iPod to another iPod--great for those with 2 iPods who want them exactly alike. P2P will also allow you to backup your single (or both) iPods to your hard drive, in case of theft or loss. Restore the backup to any iPod!
You can find more information about the Pod 2 Pod 1.0 release at the If Then Software Web site. Pod 2 Pod is available as donationware.