https://stackoverflow.com/questions/1383528/capturing-all-multitouch-trackpad-input-in-cocoa
https://stackoverflow.com/questions/10734349/simulate-keypress-for-system-wide-hotkeys
https://stackoverflow.com/questions/1117065/cocoa-getting-the-current-mouse-position-on-the-screen
https://stackoverflow.com/questions/8059667/set-the-mouse-location
https://github.com/ScrimpyCat/DeskDisplay/blob/master/MainWindow.m