Kirk McElhearn: When iTunes 12.2 was released, the app changed some song ratings to album ratings. This means that if you have smart playlists that look for, say, five-star songs, iTunes will add all the tracks from the album with the five-star rating to those playlists. After iTunes 12.2 was released, this happened occasionally; but … Continue reading iTunes 12.4 Applies Song Ratings to Albums and Destroys Smart Playlists