If you like the current playing song, touch the Info button next to the station name to discover the artist. In the same time you can share with your friends the current playing song by iMessage, Mail, twitter, etc.. Your favorite radio is not available ? Go in "My Radio" to add your personal station entering a name and the valid streaming URL. Manage your favorites stations to get them easily accessible. And of course, play your station through AirPlay if you want.