When slow response times are because of software, they not only slow but variable. If you're accustomed to 90ms delay and the adjustment doesn't come in 250ms,

When slow response times are because of software, they not only slow but variable. If you're accustomed to 90ms delay and the adjustment doesn't come in 250ms, then it pulls your attention, and even your eyes. "What's wrong with my volume knob" shouldn't occur to someone driving a vehicle.