The chip will sharply increase peak performance from a smartphone, so they will be less prone to slow down functions and dim the screen to conserve battery life.
Times, Sunday Times
So to keep disruption to a minimum, spend as short a time as possible on the device, hold it as far away as possible and after 6pm dim the screen.
Times, Sunday Times
This dims the screen, applies a blue light filter and uses warmer colours.
The Sun