For over a year now, Spotify's been streamable on Sonos systems, but you weren't able to tinker with playlists on anything but a laptop or phone. Today that changes, with Onkyo home cinema receivers becoming compatible with Spotify Premium accounts, controllable on the TV interface.
The TX-NR609 is the first receiver to add the functionality, but Onkyo will be adding more later. Spotify Premium streams in 320kbps, and the album art will be displayed on the telly. [Onkyo and Spotify]