I once read about Pieter Hintjens' model oriented programming [1] which the idea I have yet to understand. Hope someone can provide more insight on this subject

I once read about Pieter Hintjens' model oriented programming [1] which the idea I have yet to understand. Hope someone can provide more insight on this subject. HN discussion [2] [1] https://github.com/imatix/gsl https://github.com/imatix/gsl [2] https://news.ycombinator.com/item?id=11558007 https://news.ycombinator.com/item?id=11558007