Dynamic CSS transform animations janky on mousemove event
Currently, Edge will prioritize user events for responsiveness/performance. https://blogs.windows.com/msedgedev/2017/06/01/input-responsiveness-event-loop-microsoft-edge/#BmaPczGdg4dDGHDA.97
It would appear that this causing issues when trying to update layout/rendering on a mousemove/pointermove event.
The result is janky animations. Check out the plunk in Edge and Chrome.
Chrome is very smooth, whereas Edge/IE11/FireFox stutter on the mousemove event.