I is added after CI, testing. At least according to something I read previously on HN. See my the comment which speculates why. https://news.ycombinator.com/

I is added after CI, testing. At least according to something I read previously on HN. See my the comment which speculates why. https://news.ycombinator.com/item?id=41022110 https://news.ycombinator.com/item?id=41022110