It is recommended by FB: https://reactjs.org/blog/2018/06/07/you-probably-dont-need-derived-state.html#recommendation-fully-uncontrolled-component-with-a-key h

It is recommended by FB: https://reactjs.org/blog/2018/06/07/you-probably-dont-need-derived-state.html#recommendation-fully-uncontrolled-component-with-a-key https://reactjs.org/blog/2018/06/07/you-probably-dont-need-d...