Listen to the song of the revolution UMI360 with music to move you and me?

Without doubt, let's talk about this so-called Google special edition music-sharing software UMI360, in addition to the player's UI is really well designed, I have not yet found it has any pleasing place. The official introduction says that online audition is supported, and I have been looking for a long time so I have not found the option of audition.