--- a/WindowSensor.st	Sat Aug 17 21:50:26 2019 +0200
+++ b/WindowSensor.st	Tue Aug 20 23:55:15 2019 +0200
@@ -53,8 +53,7 @@
     gets a chance to handle them. 
     In contrast to ST-80 (which has one windowSensor per window), ST/X usually
     only assigns one sensor per windowGroup.
-    (however, you could manually arrange for per view private sensors
-     - at least, theoretically)
+    (however, you could manually arrange for per view private sensors - at least, theoretically)
 
     When adding an expose rectangle, WindowSensor tries to merge the rectangle 
     with the list of existing damages to minimize redrawing.
@@ -71,8 +70,8 @@
 
         global EventListener - get keybd/mouse/focus/enter-leave events for all views and all displays
         per-display eventListener - gets only keybd/mouse/focus/enter-leave events for one display (see GraphicsDevice)
-        per-sensor eventListener - gets only keybd/mouse/focus/enter-leave events for this sensors windowGroup
-        per-sensor keyboardListener - only gets keyboard events for this sensors windowGroup
+        per-sensor eventListener - gets only keybd/mouse/focus/enter-leave events for this sensor's windowGroup
+        per-sensor keyboardListener - only gets keyboard events for this sensor's windowGroup
 
     (actually, there are two more mechanisms, event delegation which allows
      delegation of key- and buttonEvents of a specific view,