Yes. I don't need to hear people popping gum on the subway. I don't need to hear the guy outside my window horking up phlegm for 20 solid minutes (you can guess

Yes. I don't need to hear people popping gum on the subway. I don't need to hear the guy outside my window horking up phlegm for 20 solid minutes (you can guess where I'm currently located by those cultural associations). That's unnatural and antisocial. Blocking these sounds out isn't.