-The plugin also has a configuration setting, `anonok_pagespec`. This
-[[PageSpec]] can be used to allow anonymous editing of matching pages.
+Please think twice before enabling this plugin. If your wiki is accessible
+to the internet, it *will* be subject to spamming if this plugin is
+enabled. Such spam is not only a pain to deal with, but it bloats the
+revision control history of your wiki.
+
+The plugin has a configuration setting, `anonok_pagespec`. This
+[[ikiwiki/PageSpec]] can be used to allow anonymous editing of matching pages.
+
+If you're using the [[comments]] plugin, you can allow anonymous comments
+to be posted by setting:
+
+ anonok_pagespec => "postcomment(*)"