Imagine a world where all school textbooks where e-ink based?
The energy cost savings would be incredible. Plus you could rewrite history whenever you wanted to ;)
I've watched this interesting technology from the beginning and still wonder why it hasn't had mass adoption other than kindle etc.
The masses like bright shiny things and that is the sticking point apart from vested interests maintaining high consumption devices. There's a lot of money in generating electricity old school.
Short term profits trump sustainability for many current firms.
The binary state is the most efficient state so far devised and understood. Getting the masses onboard will take time or an energy crisis.
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