Even though most people's music is technically "covered" by hardshell cases nowadays, there's still a desire for visual counterparts—images that hint at the music itself, sink into the tension, set the tone, complement the direction. And in a year when amazing covers were made for albums that don't even exist, animation was added to the classics, children interpreted their favorites, and designers offered remakes using clip art, cats, and tacos, it's safe to say that covers are evolving along with every other way we enjoy our music.
