Sloane Crosley

Insomniacs tend to fall into two general categories - those who give up and those who don't. I don't. I refuse to admit defeat by turning on the light. I will not try to read or watch a movie, thank you. Productivity is a crutch of the weak.

Early in the 1990s, I flew alone in a dandelion-yellow, single-engine, 180-horsepower Piper Cherokee from Westchester County Airport in New York westward to the Rocky Mountains, landing and refuelling a good many times in middle-sized cities and towns along the way.

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.