343 said in the Showcase Showdown post a few days ago that Mcc would get another update Wednesday 9/19 with more under the hood stuff and the new nameplates for people who tested in the insider program. What happened to that? 
It’s live today!
https://www.halowaypoint.com/en-us/news/mcc-september-update
And they explained why it wasn’t there yesterday:
> In general, we are continuing to aim for Wednesday mornings around the 10 AM PDT timeslot as MCC’s official update window, but this week we landed on Thursday due to a last minute bug that needed squashing.