There's not much radio in the UK, really. In America, you're in a car, factory, wherever, and you turn the dial on the radio, and can hear about a million stations. Hardly any in England.
As every student in Philosophy 101 learns, nothing can force me to believe that anyone except me is conscious. This power to deny that other people have feelings is not just an academic exercise but an all-too-common vice, as we see in the long history of human cruelty.