Catalina has rendered the majority of my GameManager and MacGame store games inoperable
Catalina has rendered the majority of my GameManager and MacGamestore games inoperable to the extent I am considering reverting to the pre upgrade backup because very little works now. My iMac just keeps getting slower and less responsive over time and is incredibly frustrating, but this OS upgrade has wrecked nearly everything and the sluggishness is even worse, like it's operating underwater