There is some alternative technology called RLCD. Apparently it's the best of both worlds: https://goodereader.com/blog/e-paper/tcl-nxtpaper-wants-to-compete-ag

There is some alternative technology called RLCD. Apparently it's the best of both worlds: https://goodereader.com/blog/e-paper/tcl-nxtpaper-wants-to-compete-against-e-ink https://goodereader.com/blog/e-paper/tcl-nxtpaper-wants-to-c...