Aside from being good software, it was created by a prominent person in the React/JS community and co-developed by a well-known Facebook engineer in the React t

Aside from being good software, it was created by a prominent person in the React/JS community and co-developed by a well-known Facebook engineer in the React team. It was lucky to be adopted by large companies quickly, but a) easier to adopt something Facebook approved™ and b) it's painless to adopt since it does everything automatically. All that, being a great tool, and some Twitter/Medium promotion = success.