From Benjamin De Cock on Twitter: https://twitter.com/bdc/status/664727527391391745 @smfr There’s a significant perf regression in Safari 9 when animating SVGs with rAF animateplus.com/demos/stress-t… (It was perfect in Safari 8). Seems to only affect non-retina?
Regression in 10.11 or Safari 9?
Unknown.
We haven't been able to reproduce this.