snarbot
To have an electronic devise act up, make an unusual noise (like a snarl), or unexpectedly shut down on you for no apparent reason. Your devise has become a 'snarbot' when it chooses to act against you and all your laxidazical desire to mindlessly enjoy hours of idle 'computer/phone/ipad' time.
My cell phone is a snarbot! It blacked out when I was typing an extremely important text to so and so...