The all mighty mouse: you can have more memory, you can have blue-ray discs but you are still using the mouse (and the keyboard) to control your computer.
The mouse pointer lets you select objects on the screen and operate on them. What and how you operate with the mouse is pretty simple: there s an arrow on the screen that moves when you move the mouse - screen edges are the border - the area where you mouse lives. When you click it, it does something.
