"Suppose we have a bunch of mp3s that require renaming:
$ ls
track10.mp3 track12.mp3 track2.mp3 track4.mp3 track6.mp3 track8.mp3
track11.mp3 track1.mp3 track3.mp3 track5.mp3 track7.mp3 track9.mp3
"qmv allows us to edit the names in a text editor, defaulting to your $EDITOR, but you can specify a different editor if you prefer."