On Oct 1, 8:55 am, David wrote:

DX listening is not necessarily done by DXers. DXers provided the
engineering departments with valuable feedback (and the occasional ego
boost). DX listeners are people who are forced to listen to
out-of-market stations because nothing local suits them.


Hence the need for 3 or 4 channels/station on FM, to provide listeners
with more variety locally. That's what digital radio enables.