[mythtvnz] Commentary track 2 in some NZ programs

[Stephen Worthington]

On Thu, 18 Oct 2012 21:52:24 +1300, you wrote:

>
>>Do you still have the original recordings? If so, the output of mediainfo
>on the original files might be informative, as well as playing the original
>files and >listening to the various audio tracks.
>>Don't commentary tracks usually have the proper audio in the background?
>
>I think tortoise is right about what is going on. Commentary was the best
>description I could come up with as there is a female voice describing those
>things that are going on which could not be determined simply by listening
>to the sound track - for the blind I assume also.
>
>Anyone have any idea how far back this goes, would help me work out how far
>back in my recordings I need to check - I don't watch everything I encode
>straight way.
>
>Cheers

The Listener marks programs with AD = Audio Description.  I have a
stack of old Listeners, so I went back through them and the oldest AD
marking I can find is 2-Jun-12.