The new music service provides artist information and permits a one-time-free stream and links to several services to purchase the music. The service also lets you find a song by searching for a line or two from lyrics.
Given the recommendation-engine emphasis in much media, Google is also partnering with services that provide similar music to your search selection.
The possible implication for media is how it will influence search for content. It may not be a game-changer for the music industry, but it takes search in an additional direction.
The New York Times blogs on it and a Google video on the service is below.