> If you think Facebook will still be there in 10 years, then you can safely pick React.
At the same time, you could've made that same argument at some point with Google and AngularJS, Dart, Polymer, etc.
Not necessarily a safe bet.
I completely agree re: sponsoring company - although react seems to be orders of magnitude more popular, so someone is going to have to be supporting these apps that people are creating now you'd expect, right?