Electronic music is also full of remixes, for example: Artist: Moby Title: Simple Love (B-Motion Remix) The actual artist is B-Motion and any kind of browser

Electronic music is also full of remixes, for example: Artist: Moby Title: Simple Love (B-Motion Remix) The actual artist is B-Motion and any kind of browser/catalog must group this track with other B-Motion music, or in worst case both, because remixes are in entirely different genres than the original. So "Artist" is not necessarily the artist.