It was about 11 p.m. on a December evening in Flagstaff, Arizona. I was sitting in bed reading a novel on my iPad. Suddenly my bed began to shake and even roll a bit. At first I assumed that my small dog, who was sleeping under the bed, was having a nightmare and was moving around to get comfortable. The shaking continued, and my dog is really too small to cause the bed to move at all. I looked out the window but didn’t see a large truck outside or any disturbance of any kind. It finally dawned on me that we were experiencing an earthquake.

In years past I would have quickly turned on my radio to hear the latest news about what happened and the magnitude of the quake. But now, instead I conveniently switched from the Kindle app on my ...

Get Electronic Media, 3rd Edition now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.