What is React and what is it good for?

- [Presenter] Over the next several videos, … we're going to talk about some of the conceptual aspects … of working with React as well as the practical. … So let's start with some basic questions and answers. … First, what is React? … React is a JavaScript library for creating user interfaces. … It's used by a lot of companies … and people, hugely popular right now. … This includes of course, Facebook and Instagram. … Facebook leads the effort to make React. … You'll also see React in use on almost every Wordpress site … which is probably going to be even more popular … going forward with some of the efforts in that community. … You'll also see it in many other companies … like Airbnb, even Twitter and the New York Times. … So, where does React work? … This course is for Web Designers so we'll be concentrating … mainly on the browser, which is powered … by a specific renderer in React called ReactDOM. … But you can also render React components … on the server which are then served … to the browser, using ReactDOMServer. …