> React is just JavaScript, there is a very small API to learn, just a few functions and how to use them. After that, your JavaScript skills are what make you a

> React is just JavaScript, there is a very small API to learn, just a few functions and how to use them. After that, your JavaScript skills are what make you a better React developer. There are no barriers to entry. A JavaScript developer can become a productive React developer in a few hours. This is a valid point. Maybe not a few hours but it clicks with developers after a few days. But then there is also the very good documentation and an already big community. Also Facebook backing it is encouraging for mid-sized companies to use, which don't expect breaking changes any time soon.