Albums should be alphabetized by artist, not by album title, not by an article
In the various recursions of the music manager, you have missed one important point: Even if we want to browse and transfer whole albums, we still expect them to be alphabetized by the album artist.
Also, if the name of an artist or album includes an article \a\ or \the\ it should be alphabetized by the noun following the article, not by the article.
For instance, if I think I may be wanting to copy an album by 'The New Pornographers,' I would expect to find all their albums in one place, listed sequentially under 'N'