An invite-only video discussion, where decisions are often finalized, generally Wednesday 13:00 USA West coast local time as of this writing. This meeting is often used for grooming the backlog for the TechCom-RFC board. (private minutes)
New RFC about tagging imported revisions: https://phabricator.wikimedia.org/T183061. This is currently considered a “draft” as the proposal needs work, but the motivation seems to have merit and there is already some relevant discussion on the ticket.