She wouldn't record the song and not use it somewhere.
I know it wouldn't seem logical at all to record something, do such a good job on it, and then never use it for anything, but let's not forget "Superhero". Read
jlmusicchick's post for the details. She never used the recording, and never plans to use the song. It's pretty much up to her whim if she decides to shelve a perfectly completed recording, or, a whole song, albeit that she didn't write this one.