I am really into the E ink screen accessory. I wish they made something similar for all devices. Its less stressful for your eyes as I do read often and have a lot of books on my kindle app using my Note 2.
And it seems to have a good resolution (I'm guessing QHD) I don't know exactly how do e ink displays work, but this accessory has caught my attention: I wonder if it could be possible to improve this technology and do something more fancy out of it. ... (continues)