In this pairing screencast, Sarah Drasner joins me and guides me through some of my very first learnings of React. We tackle some "real world" style functionality: a comment form. This turned out to be a pretty useful bit of UI to work with, as it required a lot of things rather fundamental to React (or at least, it seems to me). For example, a master "App" that deals with the state (our big "state" thing is the comments themselves) …