E-ink killer !!! and ultimate pdf reader !!!
8", 10" or 12" iPad using paper-like low-power reflective color LCD like this one, that has been available for over a year now:
+ digitizer for pen.
https://www.youtube.com/watch?v=mdXu9jmTI2A
Priced 399 $ for 10" non-front-lit model and 499 $ for front-lit.
Amazon's answer next month, Kindle Fire tablets with Liquavista screen and pen, 20% cheaper.
Google and ex-Pixel-Qi director entering the race month later.
Sony month later.