I agree, white is a lot harder on the eyes. As an experiment I switched my kindle fire reading app to a white background and forgot about it. Two weeks later I

I agree, white is a lot harder on the eyes. As an experiment I switched my kindle fire reading app to a white background and forgot about it. Two weeks later I realized I was reading for a noticeable shorter amount of time (lets' say average 20 mns per day as opposed to 1 hour + per day). I would pick up the reader, but I just would not be able to go for a long time.