and generally aren’t very useful for high-motion graphics like videos or games.

I do like the fact that my e-reader is just for reading books without distractions. Thats also kinda the point of e-ink, to be as close to paper as possible and make digital reading better. I don't see the need yet for a paper like screen to animate video because it won't be as good as a normal screen. I'll prefer specialized screens over a catch-all type any day.