Ask HN: MOOC Based on How to Design Programs by UBC

Has anyone done the two part MOOC (now on edX) by Gregor Kiczales from the University of British Columbia that is based on the book How to Design Programs (https://htdp.org/)? The MOOCs are called: 1. How to Code: Simple Data 2. How to Code: Complex Data Previously they were called Systematic Program Design 1, 2, .. How are the courses in comparison to the actual book?