Update README.md

RobertFlatt · RobertFlatt · commit 6ec8bab0b30e · 2021-11-30T13:36:00.000-10:00
diff --git a/README.md b/README.md
@@ -140,11 +140,13 @@ Mouse wheel movement generates t `cg_wheel()`, `cg_shift_wheel()`, and `cg_ctrl_
 
 #### Touch Pad
 
-As usual, `Move`, `Long Press Move`, `Swipe`, and `Long Press` are initiated with **'one and a half taps'**, or a press on the bottom left corner of the trackpad. 
+As usual, `Move`, `Long Press Move`, `Swipe`, and `Long Press` are initiated with **'one and a half taps'**, or a press on the bottom left corner of the trackpad.
 
-Two finger pinch/spread uses the cursor location as focus. Note that the cursor may move significantly during a pinch/spread.
+A `Swipe` callback is also generated by a two finger horizonal move. A two finger vertical move initaiates a scroll callback.
+
+A two finger tap generates a `cg_two_finger_tap()` callback.
 
-A two finger move is interpreted by a touch pad as the equivalent mouse wheel event, however a horizontal move used for paging screens may exhibit latency or over sensitivity [https://github.com/kivy/kivy/issues/7707](https://github.com/kivy/kivy/issues/7707). A two finger tap generates a `cg_two_finger_tap()` callback.
+Two finger pinch/spread uses the cursor location as focus. Note that the cursor may move significantly during a pinch/spread.
 
 ## OS Considerations
 
@@ -165,6 +167,8 @@ On some touchpads pinch/spread will not be detected the if 'mouse, disable_multi
 
 Some touch pads report a pinch/spread as a finger movement `cg_scale()`, and some detect the gesture internally and report it as a `cg_ctrl_wheel()`. The safe thing to do is handle both cases in an application.
 
+A two finger horizontal move, when used for paging screens may exhibit latency or over sensitivity [https://github.com/kivy/kivy/issues/7707](https://github.com/kivy/kivy/issues/7707). 
+
 ### Mac
 
 Two finger pinch/spread is not available. Use `Command` and `vertical scroll`.
