
The visual and aural aesthetics of music should blend the same. The art of an album should reflect the music, not the musician. Sometimes those two are inseparable; Iggy Pop comes to mind. However, most times when an musician is on the cover of their own album, it says they are more interested in their own fame than the presentation of the music (excluding any blue note albums, of most jazz album really). Great album covers often reflect the music and the imagery becomes synonymous, almost as expressive, and respected as such. Joy Division, Velvet Underground, Dj Shadow, Ween, Primus, [...]