You shouldn't use loud headphones because it annoys other people.
Fred is waiting at his doctor's office for a physical check up, and he sees a good music video while surfing the internet.
Fred wants to watch the music video.
Fred saves the video, and he decides to watch it later at home.
Fred uses his powerful headset and turns it up to the highest volume to watch the video.
The other patients are not disturbed while waiting in the room.
The other patients get disturbed and annoyed by the sounds emitted from the headset.