Terence

Sometimes the routes leading to feelings of anger are so convoluted and circuitous that it takes enormous skill to discern their original source, or fountainhead. But regardless of the reason for or the source of the anger or the relative ease or complexity in perceiving either the anger or its source - everybody, but everybody, gets angry.

So, when you divide the world into music lovers, music fans and then those people who are just very casual about their music, it's wallpaper to them, it's elevator music, it's just the thing that's playing in the background that helps them through their day.