http://www.reactnative.com/why-react-native-is-better-than-native-for-your-mobile-application/ 

동영상이 거의 한시간정도 되네요..

1. React native is an Extension of Hybrid

2. react native uses polyfills to leverage the best of the web

3. Cross-Platform dependency management - NPM

4. web development tools

  the same tools used for web dev can be used for developing react native apps

5. Leverage existing javascript business logic to speed-up time to market

6. Learn Once. Apply anywhere drives a powerful omni-channel strategy