A cat's twitchy whiskers.
This coupled with twitchy camera angles, definitely makes it hard to enjoy the game as it was meant to be.
The controls work surprisingly well too, with the analog nub feeling a little better than the Playstation 2's rather twitchy left analog stick.
Some of my mates are getting a bit twitchy now ahead of next week's CL qualifier.
The government keeps marking schools on their test scores - this makes teachers really twitchy.
If you are too rough with the throttle, or turn-in too hard, you make the car too twitchy.