> rather than expressing them as particular instances of more general things (as you'd do using category theory), he breaks them into a small set of more fundamental things which can be re-combined into familiar design patterns.
I haven't read that book, but it sounds similar to how Peter van Roy deconstructs programming paradigms:
I haven't read that book, but it sounds similar to how Peter van Roy deconstructs programming paradigms:
[1] https://www.info.ucl.ac.be/~pvr/VanRoyChapter.pdf
[2] https://en.wikipedia.org/wiki/File:Programming_paradigms.svg