It almost begs the question: Without new features, is it really necessary to alter the look and navigation of iTunes every couple of years? iTunes 12 feels like essentially the same app as iTunes 11, only less intuitive.
That’s an easy question to answer: “Yes.”
Previous generation of iTunes’ user interface felt bloated. It’s not what one would expect from a company that made its current dominance run out of streamlining the MP3 device experience.