CNET

iTunes 7.0 Special Report: iPod synchronization issues: Problems transferring music ...

A number of users are reporting issues with iPod transfers from within iTunes 7.0 -- both automatic synchronization and manual transfer of media (song, videos, etc ...
CNET

iTunes 7.4.x (#3): More on iPod sync problems, update won't apply, startup issues, more

More on problems with iPod syncing: Check for errant USB devices We continue to report on issues with various iPods not properly synchronizing with iTunes after the 7.4.1 update. Errant USB devices ...