Mohawk Games, the creators of Old World, have released a new patch for their game. This patch includes some changes in the tech tree, more events, and balancing changes.
Patch notes: https://mohawkgames.com/2022/01/19/old-world-update-82/
Discuss this patch in our forum: https://forums.civfanatics.com/threads/old-world-patch-82.675001/#post-16212756