Smartphone Touchscreen with Disappearing Physical Keys

Tactus has solution for people who feel difficulty in writing through touchscreens on their smart phones

 

They showcased a new product which has physical keys rise up when in use and disappear when not in use.
Isnt it amazing technology? But it is still in development.

This technology would definitely help blind people as well. The drawbacks are that it will not have any specific gaming controls and Swype or SwiftKey keyboards compatibility.

source: Android Police