For me it's the simple irritation that if I have an AppleTV autoplaying my sleepytime music to my room, or the radio to the kitchen in the morning, and someone

For me it's the simple irritation that if I have an AppleTV autoplaying my sleepytime music to my room, or the radio to the kitchen in the morning, and someone else starts using it to watch TV, it replaces all those audio streams. C'mon, you can't tell me it is unable to do more than one thing at a time.