One thing the author has pointed out on reddit was that many of the components have a property to wait to fire until the ink animation is done. That looks like

One thing the author has pointed out on reddit was that many of the components have a property to wait to fire until the ink animation is done. That looks like the cause of the delay and "sluggish" feeling some people are reporting. If you don't set that prop, it's very quick even on a nexus 4 which tends to be my baseline device for "web apps" right now. Why you'd want to set that I'm not sure, but it's there.