Some new BBC broadcasts include audio descriptions, to fill the gaps in then normal dialogue.
Thug1: " 'Ere Aurthur, what are you doing over there?"
Narration: Arthur picks up a hammer from the table, and starts to move towards the other room...
The audio for the narration, and radio broadcasts
should be Surround Sound, to further enhance listening pleasure.
A friend suggested that HDTV should have high definition audio descriptions.