1. set video to 720p or higher for 60 fps playback 2. set playback speed to 2x if your monitor supports 120+ hz then on 2x playback you will notice its particularly smooth and you will also be able to make out the 5s and 7s that appear, if locked to to 60fps in 2x playback however, you will not notice any numbers using the top right corner of the last digits "square" Fun test!