E-ink, or E-paper displays offer unique benefits over other technologies. They perform well outdoors, cause less eye strain, and are very energy efficient.
Three Color 2.9inch E-Ink Display Module (B), 296x128 Resolution 3.3V/5V E-Paper Epaper Display Screen Red Black White Tri-Color Compatible with Raspberry Pi/Arduino/STM32,SPI Interface, Full Refresh : Electronics
Hacker News on Your Wall: Project E Ink's New Feature Transforms Tech
The complete history of E INK Color E-Paper - Good e-Reader
E Ink Monitor: Am I More Productive Living Without My iPad?, by Andrew Folts
How to Add an E-Ink Display to Your Project : 12 Steps (with Pictures) - Instructables
An E-Ink Progress Bar For Your Unborn Child
Why does an electronic paper screen flicker? - Visionect
E Ink. We Make Surfaces Smart and Green
This $3,000, 32-inch e-ink display brings newspaper front pages to your wall