See also https://news.ycombinator.com/item?id=39589268 https://news.ycombinator.com/item?id=39589268 for a test you can do yourself, if you have a 120fps screen

See also https://news.ycombinator.com/item?id=39589268 https://news.ycombinator.com/item?id=39589268 for a test you can do yourself, if you have a 120fps screen. If that screen had e.g. 12,000fps, you would see the mouse cursor as a motion-blurred streak, not individial images of the cursor next to each other.