If they succeed, the computer will move a cursor up or down a screen placed in front of their eyes.

ECONOMIST: Neurology

Users can, for example, write or edit a document on one device, put that device to sleep, open the same document on another device, and pick up where they left off, right down to the cursor position.

FORBES: The Battle For The Clouds

You can do that quickly without having to hold down an arrow key to move your cursor.

ENGADGET: VIM 101: a quick-and-dirty guide to our favorite free file editor