You can install our site as a web app on your iOS device by utilizing the Add to Home Screen feature in Safari. Please see this thread for more details on this.
Note: This feature may not be available in some browsers.
I listen to classical music mostly and I think it's awesome to be able to listen to music while your on the phone. Of course the music would be lowered volume and should be controlled seperate from the volume of the phone call so 2 volume knobs preferred