I generally view churn and nice primitives to be the essential balancing act for a platform. Perhaps any leading edge (software)system. We aren’t going to get anything complex perfect the first time, so it is change or mediocrity.
Funny. This is genuinely one of my deepest insights after 17 years in IT, some of it even as lead on infrastructure and platforms. Perhaps not well formulated, ok. And to date one of my most down voted comments on HN. What are the incentives supposed to achieve?