Mohawk Games has released a new patch for Old World. The patch includes AI improvements, performance improvements, and various bug fixes.
You can find the full list of changes here: https://gist.github.com/MohawkGames/1f15dc66a5b4ad5aae957247d547a7e6
Discuss Old World in our forum here: https://forums.civfanatics.com/categories/old-world.612/