There are several clues concerning the importance Microsoft attaches to React Native. One is that it is already being used by the Office team. If you right-click in the latest Word, for example, and add a comment, the pop-up box that appears is written in React Native.
The hardest part about restructuring a Typescript project is updating all the import paths. While many of our favourite editors can help us, there is a powerful option hiding away in the typescript compiler options that removes this issue entirely.