The YotaPhone is an Android smartphone with a five-inch AMOLED display on one side, and a 4.7-inch e-ink display on the other. The upshot: It stays charged for days.
E-ink is a wonderful technology. Easier on the eye than other display technologies and frugally power sipping, it’s what allows your average Kindle to run for months on a single charge. In the bright, colorful world of multimedia smartphones, though, is there any room for an e-ink display?
via Fast Company http://ift.tt/1dzgP9b