As the mouse reaches 40, what’s for the future?

Yesterday I talked about the keyboard and how it is rooted in the history of computers, but this week is also important for another input device: the mouse. The 40th birthday of the mouse also coincided with history being made, as Logitech announced that they had shipped a billion mouses (or mice) since they started production. But how did it start, why is it so good and what is the future of the mouse? Read on.