The paradox is that those hybrid apps relying on simple layout algorithms may actually feel snappier because of how autolayout and animation on ios 9 feel so sl

The paradox is that those hybrid apps relying on simple layout algorithms may actually feel snappier because of how autolayout and animation on ios 9 feel so sluggish in the recent release. Apple managed to screw things so badly that language performance for the app logic doesn't matter anymore.