A mirror for executives in software-dependent firms: the paradigm axes your organisation runs on, made visible so you can test them.
The paradigms most organisations run on were survivable when machines couldn't replace people. AI changes that. The essay that became the book.
In 2017 I asked two people I admire to build a particular kind of machine. Working with Claude grounded in a 400-reference library, I now use something close to what I was asking for.
The question I asked as an undergraduate in 2003, before I had any of the answers, and it has aged into direct relevance. Why factor prices don't equalise, and what that means now.