The Xteink X4 Pro could be the tiny e-reader of your dreams | TechCrunch
… The addition of the touchscreen and front light makes the Xteink X4 Pro more viable as a device that you can use as your main e-reader, rather than just an on-the-go companion to your Kindle. At 72g and 5.95mm thin, the X4 Pro is about the same size as the X4. …