update comment

example/lib/main.dart

@@ -201,7 +201,7 @@ class _MyHomePageState extends State<MyHomePage> {
                   selectedUrl,
                   rect: Rect.fromLTWH(0.0, 0.0, MediaQuery.of(context).size.width, 300.0),
                   userAgent: kAndroidUserAgent,
-                  invalidUrlRegex: r'^(https).+(twitter)',
+                  invalidUrlRegex: r'^(https).+(twitter)', // prevent redirecting to twitter when user click on its icon in flutter website
                 );
               },
               child: const Text('Open Webview (rect)'),