I’ve had, so far, a lot of luck with keyboard-related adventures. Two years ago I stumbled upon a magical typewriter museum in Spain, just a week later I visited what felt like its equally astonishing computer counterpart, and my recent trip to Japan also became a keyboard safari.The lucky streak continues. Earlier this year, I was looking at my friend’s map, and noticed a few yellow stars fifty miles north of San Francisco. One was some sort of an interesting cypress tree tunnel. Another...