Another important part is that’s React doesn’t commit partial results until the whole update is done. So you don’t see “half of an update”. That’s the benefit o

Another important part is that’s React doesn’t commit partial results until the whole update is done. So you don’t see “half of an update”. That’s the benefit of doing it inside the library. We also reuse the same scheduling architecture for waiting for network and other IO. You can watch our latest talks on Concurrent Mode that touch on this here: https://reactjs.org/blog/2018/11/13/react-conf-recap.html https://reactjs.org/blog/2018/11/13/react-conf-recap.html