> The reason NPR came to this standard — and this was decades ago — was because most of our listeners are consuming in an automobile or with something else in the background. Back in the day, and even to some degree now, you roll down those windows and hear those low rumbling frequencies. We wanted our voices to get above that so that they could be clear, open and understandable to improve our storytelling.
This is something that I've never been able to put my finger on but have always appreciated