Even if you are getting 100,000 events per second - your GUI only updates at 60fps or 120fps - so you'd want to batch those events and try to update the GUI onl

Even if you are getting 100,000 events per second - your GUI only updates at 60fps or 120fps - so you'd want to batch those events and try to update the GUI only once every frame. Also to process important incoming messages on the same thread as the main event loop - where other things like user input, application drawing is handled, is kind of a bad idea.