I joined the beta program to hope to resolve other issues, and have attempted to post his twice there but it goes into moderation and never posts to the Garmin team. SO strange, anyway I am posting here in the event it can reach an ear in here:
The Metronome is NOT working at all on the 970. It beeps at no logical intervals and is not useful.
As this is an important feature to train cadence, I think it should be fixed. It is still not fixed on version