- [ ] Review the documentation: https://facebook.github.io/react-native YES - [ ] Search for existing issues: https://github.com/facebook/react-native/issues YES - [ ] Use the latest React Native release: https://github.com/facebook/react-native/releases YES ## Environment Any ## Description I tried to listen a synthetic AnimateValue like this: ``` const c = Animated.add(a,b); c.addListener(...); ``` But I failed. Why can't listen it? ## Reproducible Demo Does not need.