Vladimir Nabokov

Falling little wind, it was five before I could form my line, or distinguish any of the enemy's motions; and could not judge at all of their force, more than by numbers, which were seventeen, and thirteen appeared large.

Computers and computing are all around us. Some computing is highly visible, like your laptop. But this is only part of a computing iceberg. A lot more lies hidden below the surface. We don't see and usually don't think about the computers inside appliances, cars, airplanes, cameras, smartphones, GPS navigators and games.