And I'd add that requiring a Mac is another unnecessary barrier to access. Things like Fog Creek's Glitch IDE are making it clear that it's possible to build things from any device with a browser.
And don't forget expo.io build process. I never have to open xcode anymore.
Well that's really cool. How is React Native coming along? I see it's still pre-1.0, but given that they've been going 3 years, I assume there's been a lot of progress.
Just a few billion users. I think they're doing ok.