1) Status bar may go landscape after quitting an app in landscape mode to Springboard.
2) EarPods remote control doesn't work for Play/Pause/Forward/Backward.
3) Becomes black while the animation of rating option and complete album option is occurring, in Music app.
4) App icon may not go away along with its thumbnail, when two or three apps are swiped out simultaneously, at multitasking panel.
5) iCloud music sometimes cannot be played, and consequently leads to stored music unplayable as well. Temporary solution is to quit Music app, launch, quit again.