http://www.bridgestone.eu/press/press-releases/all/2010/bridgestone-corporation-and-delta-electronics-agree-on-joint-development-for-next-generation-electronic-paper-products http://besttabletreview.com/a-comparison-of-second-generation-displays-why-pixel-qi-mirasol-qr-lpd-and-liquavista-are-the-future-of-tablet-screens/