Want to stay current with Arthur’s writing? Sign up to get an email every time a new column comes out. I grew up in Seattle in the 1970s, long before it became the tech-and-hipster boomtown it is today. Our city’s only real claim to fame in those days was the Space Needle, a 605-foot observation tower that had a revolving restaurant at the top and that had been built for the 1962 World’s Fair. The tower got its name from the fair’s theme: “Living in the Space Age.” One of the most prominent