It is becoming more popular to use CSS animation recently, but some of those can’t animate without jQuery because of handler or compatibility.
With jQery.Deferred, let’s write complicated animation with simple code and improve performances.

http://sterfield.co.jp/designer/jquery-deferred%E3%81%A7%E3%82%8F%E3%81%8B%E3%82%8A%E3%82%84%E3%81%99%E3%81%8F%E9%A0%86%E7%95%AA%E3%81%AB%E3%82%A2%E3%83%8B%E3%83%A1%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3.html