The context switching cost between coding and AI interaction is substantial and rarely measured in these studies. Each prompt/review cycle breaks flow state, which is particularly damaging for complex programming tasks where deep concentration yields the greatest productivity.
This has been my experience too
Ever since my company made switching to Cursor mandatory, I have not been able to hit any kind of flow. I know my own productivity has plummeted and I suspect many others are as well, but no one is saying anything
I have spoken up once or twice and only been smacked down for my troubles, so I am not surprised everyone else is clammed up