An update for iTunes has just hit Software Update, and although version 10.1.1 includes no new features, it does address a couple of issues and that may cause problems with syncing and quitting unexpectedly.
The release notes for 10.1.1 list the changes:
• Addresses an issue where some music videos may not play on Macs equipped with NVIDIA GeForce 9400 or 9600 graphics.
• Resolves an issue where iTunes may unexpectedly quit when deleting a playlist that has the iTunes Sidebar showing.
• Fixes a problem where iTunes may unexpectedly quit when connecting an iPod to a Mac equipped with a PowerPC processor.
• Addresses an issue where some music videos may not sync to an iPod, iPhone, or iPad.
Download the latest release via Software Update on your Mac, or from Apple’s website.