 
     public struct Fade {
         public static var linearTaper = (in: 1.0, out: 1.0)
-        public static var exponentialTaper = (in: 3.0, out: -3.0)
+        public static var easeInTaper = (in: 0.333, out: 3.0)
+        public static var easeOutTaper = (in: 3.0, out: -3.0)
 
         /// So that the Fade struct can be used outside of AKPlayer
         // AKAbstractPlayer.Fade()

            }
        }

        public var outTaper: Double = Fade.exponentialTaper.out {
            willSet {
                if newValue != outTaper { needsUpdate = true }
            }

                if newValue != inTime { needsUpdate = true }
            }
        }
        public var inTaper: Double = Fade.easeOutTaper.in {
            willSet {
                if newValue != inTaper { needsUpdate = true }
            }
