Provided is a link to where you can download a shareware MPEG-4 AAC encoding script. You will need iTunes 3 and Quicktime 6 Pro for the script. Also, the script is shareware and is listed for a $5.00 fee. http://www.versiontracker.com/moreinfo.fcgi?id=15580&db=macosx "Product Description: This script applet lets you import CD Tracks into iTunes, then encode them as MPEG-4 files using QuickTime 6 Pro. The tracks are then added to your iTunes Library." The script also works for Jaguar (OS X 10.2) and comes with a version for owners of 10.1.x.