Tech
The future of... Ink [video]
Imagine a magazine that updates its articles whenever new information is available. A tablet that stores all the textbooks a university student will ever need.
![larry-dignan-eic.jpg](https://www.zdnet.com/a/img/resize/ad5eaccb545ef683588243a9891d5f678df042df/2017/04/26/eb462fe7-e39e-43ba-abbd-c4ca2442306e/larry-dignan-eic.jpg?auto=webp&fit=crop&frame=1&height=192&width=192)
Imagine a magazine that updates its articles whenever new information is available. A tablet that stores all the textbooks a university student will ever need. Or a supermarket shelf tag that automatically reflects price changes. ZDNet correspondent Sumi Das shows us how electronic ink is turning the page on a new era for displays.