One of the biggest benefits of a 240Hz monitor is lower latency. Higher refresh rates reduce the time it takes for an image to appear on your screen after your graphics card has rendered it ...
Some monitors have a refresh rate twice as high as the base 120Hz or 144Hz monitors, and 240Hz monitors have ultra-smooth motion, especially in games where microseconds become decisive.
Some gaming monitors can manage four times that. So although 33 Hz still won't compete directly with more widespread tech, it's still pretty good for E Ink and should significantly reduce image ...