Delete the artwork from all (or just selected) tracks in the selected playlist.
Designated as a Retro Script because: iTunes multi-edit function can clear artwork from selected tracks.
(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.)
OBLIGATORY WARNING! Because this script has been designated as a "Retro Script" there is no guarantee that it will function as described and may even corrupt or destroy data.
Export artwork of selected tracks to parent or specified folder
Delete characters from the beginning or ending of selected tracks' name, artist, album, comments, composer, or show tags
Exports and then re-imports selected tracks' artwork
Restore each selected track's artwork from an image file stored in its Album folder
Resample selected tracks' artwork to user-set size limit
Add or subtract a user-entered number from each selected track's Plays