Clean conditional rendering by matching values using component maps, optionally, lazy-load the components to make a 'lazy component map'

Once again, useReducer is not just for complex state-updating logic, it can be used for commonplace state updates, state updates that are not not complex, and not super simple either; medium reducers for mundane, mid-sized state updating logic.

There are a few cases where the React devtools can’t infer a name for a component, use displayName to avoid anonomous components in the devtools.

React components just to hold some often-changing state to isolate renders.

useReducer is not just for complex state-updating logic, it can be used for very 'simple' state updates. One of the reducers two arguments can be ignored, making them either actionless or stateless.