"Technical" skills
sashalaundy.com/writing/technical-skillsGreat read on why the distinction between technical and non-technical folks is simply meant to be exclusionary, and whether the word holds any weight at all.
Kowloon Walled City: An Illustrated Guide
aftermath.site/kowloon-walled-city-cross-section-illustratedKinda wild to me that such a city could ever have existed outside the pages of Science Fiction.