mention method call syntax right up front

lib/Language/5to6.pod

@@ -44,6 +44,17 @@ promising.
 
 =head2 Syntax
 
+=head3 Method call syntax
+
+If you've read any Perl 6 code at all, it's immediately obvious that
+method call syntax now uses a dot instead of an arrow:
+
+    $person->name  # Perl 5
+    $person.name   # Perl 6
+
+The dot notation is both easier to type and more of an industry standard.
+But we also wanted to steal the arrow for something else.
+
 =head3 Whitespace
 
 Perl 5 allows a surprising amount of flexibility in the use of whitespace,