Without diving into the app, we can use storybook to quickly render "dumb" components that don't manage any state internally with mock props. By leveraging the same tooling, we can quickly follow the web team who originally adopted storybook. Along with hot reloading, storybook dramatically accelerates our UI development cycle. Our designers can even easily tweak styling directly in storybook.
It was painful and time consuming to upgrade our React Native fork which fixes issues specific to our use cases. Nowadays, releases are more stable. Compared to spending days before, it only took us few hours to upgrade our fork to 0.55 from 0.53 recently.
... read the whole story at blog.discordapp.com.