There were some sample pdf pages on the announcement page. see my previous link. The sample pages suggest there is some emphasis on always trying to see the bigger picture; not just the nuts and the bolts.
Nicholson-Cole pioneered this approach to teaching GDL. Cadimage have exploited its capabilities ever since they were known as Theometric software. At least 10 years ago.
Think Like a Spec Writer
AC4.55 through 27 / USA AC27-6000 USA
Rhino 8 Mac
MacOS 14.6.1