Yeah its probably a good bet its Mac related. for giggles, I adjusted my system's resolution down as low as possible - the result of this change is that the issue is not presenting nearly as strongly, though it is still there. My hypothesis is that, like many games, the 'retina display' affects perf...

Also having the same issue here - Zooming in or out greatly decreases performance and input lag for a time until it catches up. 'ctrl-right-clicking' to retrieve resources from objects such as smelters or miners will also cause this temporary lag. I've turned most of the graphics settings down to as...