Digital music fans have never had more options, but the experience is more fragmented than ever. iTunes rules digital downloads, Spotify is the subscription music leader, and a slew of other services (Rhapsody, Pandora, Rdio, Amazon Cloud Player, Google Music, etc.) fill in the variety of remaining niches. Xbox Music is Microsoft's latest entry in this space and while it's easy to write it off as another "me too" digital music platform, it's surprisingly comprehensive. Like Spotify, Xbox Music offers free ad-supported streaming of its subscription music library. Read the full story at CNET.