iTunes 9.0.3 Released, Safe for Jailbreak/Unlock

Apple has released an updated version of iTunes 9.0.3. The latest iTunes update is sized at 98.1MB, and although it looks like a huge update, it comes packed with a number of bug fixes, including:

• iTunes no longer ignores your “Remember password for purchases” setting.
• Addresses problems with syncing some Smart Playlists and Podcasts with iPod.
• Resolves a problem recognizing when iPod is connected.
• Addresses issues that affect stability and performance.

You will not lose your ability to jailbreak and/or unlock your iPhone/iTouch. The iPhone Dev team officially announced on twitter -

Today's iTunes 9.0.3 update is safe for jailbreakers and unlockers. (No funny business with syncing or DFU mode.)
 
The iTunes 9.0.3 Software Update should also fix some stability and performance issues.