One-note pushes 100% CPU utilization and fans at full speed while idling on OSX, draining my normally 8-hour battery in ~45 minutes. Not enough to get through c

One-note pushes 100% CPU utilization and fans at full speed while idling on OSX, draining my normally 8-hour battery in ~45 minutes. Not enough to get through class. It's been a known issue for many months. Emacs, on the other hand, is a text editor.