v1.9 [Nov 20, 2010]
-Reloading very large file lists can be time consuming, as a new movie is created for each file. An indeterminate progress indicator has been activated to provide additional feedback in the file list window as it works to reestablish the previous file list. (Remembering the file list is optional, select in Preferences).
Xilisoft DVD Audio Ripper for Mac is what you need to rip audio from DVD
