MobX has been surging in popularity during the last year. It is being used as the state container in apps of all shapes and sizes. Redux vs MobX comparisons are made constantly, with MobX being praised for its simplicity and ease of use. But MobX is very unopinionated about the structure of your app; the only thing MobX does is guarantee that your view stays in sync with your state. So what does it mean to "replace Redux with MobX"? What does using MobX look like in a real app?