React Fiber will make an impact, but it's an incremental upgrade so don't be afraid to start a new project now—there'll be an easy upgrade path when React 16 is

React Fiber will make an impact, but it's an incremental upgrade so don't be afraid to start a new project now—there'll be an easy upgrade path when React 16 is out! (Facebook has tens of thousands of components, so you can be sure that'll happen)