Quote:
Originally Posted by binaryhermit
I mean, backlighting an eInk screen can be done, but it's a waste of LEDs, wastes battery, potentially requires additional thickness to put the lights shining at the back of the screen in, potentially generates excess heat that has to be dealt with, etc, because it's not like the lighting would actually be useful because opaque screen
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Of course you can also try to shine through a thick wall - but you will have little success.
It's the same with backlight at EInk.