“Using/not using will-change in CSS comes down to the cost of layer hacks versus preventing browser inconsistencies.” http://ift.tt/1yQM5eY
What nobody tells you about "will-change"
[will-change] allows an author to inform the UA ahead of time of what kinds of changes they are likely to make to an element. This allows the UA to optimize how they handle the element ahead of time, performing potentially-expensive work preparing for an animation before the animation actually begin…
more @ http://ift.tt/1NQfXii