Generally notebooks are used specifically when statefulness gets in the way, and an interactive feedback loop is the entire end goal, not the means. Being able

Generally notebooks are used specifically when statefulness gets in the way, and an interactive feedback loop is the entire end goal, not the means. Being able to iterate on operations at a cell level with reactivity is totally game changing for such use cases. If you don't get where that would be valuable, you probably just haven't encountered such a use case yet.