There was a 7.0 earthquake off the Northern California coast today. That's a big one and they're on Tsunami watch now. I know that area, worked and traveled a lot up there.
I lived in the Bay Area for many years, and I experienced a bunch of big quakes. I spent three years working on two computer systems for Interocean Steamship, on the tenth floor of the California building in downtown San Francisco, and we had some good ones.
Those old brick buildings would rock back and forth real hard, fortunately they never came down. One time I was in the computer room and saved a big piece of expensive IBM hardware from crashing into the wall.
The irony is that there is more tech in a cell phone now, than a thousand of those boxes then. We had a one megabyte hard drive the size of a refrigerator that costs fifty grand...