[mythtv] Why do we reject previously shown dates before 1940

[Gary Buhrmaster]

On Sun, Dec 6, 2020 at 11:13 PM Bill Meek <keemllib at gmail.com> wrote:

> FWIW, mythfilldatabase converts these to originalairdate:
....
>
> https://code.mythtv.org/cgit/mythtv/tree/mythtv/programs/mythfilldatabase/xmltvparser.cpp#n466
>

Or if you are using the premier SD-JSON grabber
and have enabled the additional metadata, you
can get the originalAirDate explicitly (along the
newEpisode value) passed along from Gracenote
which may be more accurate than a previously-shown.

https://code.mythtv.org/cgit/mythtv/tree/mythtv/programs/mythfilldatabase/xmltvparser.cpp#n640