Ammend unhelpful description of debugger watch command.

diff --git a/pod/perldebug.pod b/pod/perldebug.pod
index cf1fa23..104653a 100644 (file)
--- a/pod/perldebug.pod
+++ b/pod/perldebug.pod
@@ -372,8 +372,8 @@ Delete all installed actions.
 =item w expr
 X<debugger command, w>
 
-Add a global watch-expression.  We hope you know what one of these
-is, because they're supposed to be obvious.
+Add a global watch-expression. Whenever a watched global changes the
+debugger will stop and display the old and new values.
 
 =item W expr
 X<debugger command, W>