You gotta love the "Copy Performance Stats" menu item (available in the "iTerm" menu) to help George debug any performance-related issues. Do something that you

You gotta love the "Copy Performance Stats" menu item (available in the "iTerm" menu) to help George debug any performance-related issues. Do something that you think is too slow, select that menu option, and open an issue. (Note that the only drawing that is timed is between when iTerm becomes active and when you copy the stats.) He's definitely concerned with performance.