Automatically caption videos in stories

[newmuis]

We could use an API like Cloud's speech-to-text to automatically provide captions for videos in stories, a la YouTube. We would, of course, default to publisher-specified captions if any are provided.

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed in 7 days if no further activity occurs. Thank you for your contributions.

[newmuis]

Not stale -- I think the infrastructure necessary to build this out is getting closer, but not ready yet.