Senior Game Producer Kyle “Zorbrix” Hartline clarified on Twitter that Shadowlands Season 4 isn’t tied to Patch 9.2.7.
Shadowlands Season 4 going live this week on retail is still tied to Patch 9.2.5. It doesn’t have anything to do with Patch 9.2.7. The forthcoming update that introduces region-wide commodities doesn’t have a release date yet.