This script will apply user-entered text to the "Long Description" tag of the selected track(s). This tag contains the text you see in the "Information" panel when you click the circled "i" in the description field. It's also used by podcasters and for display on some iOS devices.
Locates pairs of track entries pointing to the same file
Change the iTunes "done" chime to a System sound, no sound, or your choice of an AIFF sound file
Copy chosen tag info from one set of tracks to a different set of tracks
Remember current track when quitting iTunes, pick up playing on next start
Select iPod tracks in iTunes and add them to iTunes
Remove iTunes tracks disassociated from files