x11-synaptics 1.3.0

I happen to unintentionally trigger "drag on tap" too often so I tried to disable it. But it also disabled double tapping completely (and I have feeling that single tap became "slower" too). This was the only change:

{pts/0}% diff -up /tmp/syn.*   
--- /tmp/syn.drag       2010-11-23 10:44:36.183781435 +0300
+++ /tmp/syn.no-drag    2010-11-23 10:44:17.917945829 +0300
@@ -58,7 +58,7 @@ Parameter settings:
     PressureMotionMinFactor = 1
     PressureMotionMaxFactor = 1
     GrabEventDevice         = 1
-    TapAndDragGesture       = 1
+    TapAndDragGesture       = 0
     AreaLeftEdge            = 0
     AreaRightEdge           = 0
     AreaTopEdge             = 0

Full set of options below:

{pts/0}% synclient             
Parameter settings:
    LeftEdge                = 1752
    RightEdge               = 5192
    TopEdge                 = 1620
    BottomEdge              = 4236
    FingerLow               = 24
    FingerHigh              = 29
    FingerPress             = 255
    MaxTapTime              = 180
    MaxTapMove              = 221
    MaxDoubleTapTime        = 180
    SingleTapTimeout        = 180
    ClickTime               = 100
    FastTaps                = 0
    EmulateMidButtonTime    = 75
    EmulateTwoFingerMinZ    = 29
    EmulateTwoFingerMinW    = 6
    VertScrollDelta         = 100
    HorizScrollDelta        = 100
    VertEdgeScroll          = 1
    HorizEdgeScroll         = 1
    CornerCoasting          = 0
    VertTwoFingerScroll     = 0
    HorizTwoFingerScroll    = 0
    MinSpeed                = 1
    MaxSpeed                = 1.75
    AccelFactor             = 0.04
    TrackstickSpeed         = 40
    EdgeMotionMinZ          = 29
    EdgeMotionMaxZ          = 159
    EdgeMotionMinSpeed      = 1
    EdgeMotionMaxSpeed      = 401
    EdgeMotionUseAlways     = 0
    TouchpadOff             = 0
    LockedDrags             = 0
    LockedDragTimeout       = 5000
    RTCornerButton          = 0
    RBCornerButton          = 0
    LTCornerButton          = 0
    LBCornerButton          = 0
    TapButton1              = 1
    TapButton2              = 2
    TapButton3              = 0
    ClickFinger1            = 1
    ClickFinger2            = 1
    ClickFinger3            = 1
    CircularScrolling       = 0
    CircScrollDelta         = 0.10472
    CircScrollTrigger       = 0
    CircularPad             = 0
    PalmDetect              = 0
    PalmMinWidth            = 9
    PalmMinZ                = 199
    CoastingSpeed           = 15
    CoastingFriction        = 50
    PressureMotionMinZ      = 29
    PressureMotionMaxZ      = 159
    PressureMotionMinFactor = 1
    PressureMotionMaxFactor = 1
    GrabEventDevice         = 1
    TapAndDragGesture       = 0
    AreaLeftEdge            = 0
    AreaRightEdge           = 0
    AreaTopEdge             = 0
    AreaBottomEdge          = 0