You are in the middle of writing your term paper and the deadline is in a few hours. All of a sudden your trusted mouse becomes unresponsive. What do you do? You shake it, nothing. You tap it, nothing. You unplug it and then plugged it back in, still nothing. All the effort to revive it is simply eating up your time. No worries, your mouse can wait. For now just be thankful you still have your keyboard because long before your mouse came, every input into a computer came from the keyboard. This series is dedicated to the secrets within your keyboard.