I thought 11 years ago that e-ink with good refresh was achieved, seeing bookeen's prototype display videos and full screen scrolling. https://www.youtube.com/

I thought 11 years ago that e-ink with good refresh was achieved, seeing bookeen's prototype display videos and full screen scrolling. https://www.youtube.com/watch?v=24srQXX81Oc https://www.youtube.com/watch?v=24srQXX81Oc https://www.youtube.com/watch?v=CxwceUvxlCo https://www.youtube.com/watch?v=CxwceUvxlCo But all e-ink devices I have seen since were slow and would form time to time show remanence.