The creators of Old World have released a new patch. This update includes 2 new events, and otherwise mostly balancing changes.
The full change log can be found here: https://mohawkgames.com/2021/09/29/old-world-update-72/
Discuss this patch in our forum here: https://forums.civfanatics.com/threads/old-world-patch-72-september-29-2021.673469/