Change the case of the selected iTunes track names to "sentence case": all lowercase with the initial letter uppercase. For example, "L'effet Que Tu Me Fais" could become "L'effet que tu me fais", and "Comme D'Habitude" becomes "Comme d'habitude". This is customary in many languages.
(Note: In order to launch this PowerPC-era script on an Intel machine, it must first be opened and then saved using AppleScript Editor, which is located in your /Applications/Utilities/ folder. More information is here.)
Use info from a selected track to search IMDB
Batch merge and/or delete playlists
Set choice of various number tags of selected tracks incrementally
Remove iTunes tracks disassociated from files
Change video kind and video related tags of selected video tracks
Create a playlist for each entry of a specified tag