"You know, one thing that happens, and clearly it happened to me, your audience grows older with you. If you're lucky enough to have a big audience, your audience gets older with you."
"It took a long time and in the beginning if you listen back, you can tell it was a different sounding show, but I was conscious of making sure that we weren’t so jarring to the listener when we started."
Borrell Associates projects that figure will climb considerably over the next four years as the industry undergoes what it describes as a "great reshuffling."