Hidespam by default

...why would something described as "Whether to hide silenced users from timelines"
be set to false by default? :)

lib/default.php

@@ -288,7 +288,7 @@ $default =
         'notice' =>
         array('contentlimit' => null,
               'defaultscope' => null, // null means 1 if site/private, 0 otherwise
-              'hidespam' => false), // Whether to hide silenced users from timelines
+              'hidespam' => true), // Whether to hide silenced users from timelines
         'message' =>
         array('contentlimit' => null),
         'location' =>