This script converts the files of the selected tracks in iTunes using an encoder of your choice on-the-fly (restoring your Preferences-set encoder afterwards). The newly converted files are then moved to a new location of your choice, and their tracks removed from iTunes.
OS X 10.6.8 or better.
Convert selected tracks and export the converted files to a new folder
Two scripts copy text from clipboard to current or single selected track's lyrics tag
Remove iTunes tracks disassociated from files
Renumber order of selected tracks
Use info from a selected track to search IMDB
Create text file listing tracks common to and exclusive to two playlists