Macbeth already had plans to murder Macduff after his encounter with the Witches (4.1.83), but Macduff's trip to England so antagonizes Macbeth that he orders the slaughter of Macduff's entire household, culminating in this horrifying scene.
trackball-Computer Definition. A stationary pointing device that contains a movable ball rotated with the fingers or palm. From one to four keys are located in various positions depending on the unit.rackball-Computer Definition. A stationary pointing device that contains a movable ball rotated with the fingers or palm. From one to four keys are located in various positions depending on the unit.
Get the Ball Rolling. Kensington Trackballs help computer users enjoy a more comfortable, more productive experience. Because trackballs require much less wrist movement than a traditional mouse, they provide users with a pain-free computing experience, whether they are graphic designers or basic users. Trackballs also require less desk space and can be programmed for customized computing.