It's been too long since I thought about that book! It's packed with with great stuff, even though the name incorrectly gives the impression that it'll be fluff

It's been too long since I thought about that book! It's packed with with great stuff, even though the name incorrectly gives the impression that it'll be fluffy and light on content: https://en.wikipedia.org/wiki/Systemantics https://en.wikipedia.org/wiki/Systemantics