A trick I recently learned is to add iTerm 2 to the “Developer Tools” section of the Security prefpane - it makes it fly. Similarly if you’ve ported your config

A trick I recently learned is to add iTerm 2 to the “Developer Tools” section of the Security prefpane - it makes it fly. Similarly if you’ve ported your config through several versions of iTerm, ensure that GPU-accelerated rendering is on. It’s no stretch to say that iTerm 2 is a major one of the reasons I cannot stand desktop Linux (or Windows, even with the new terminal there).