-[[comment|comments]] postings can be checked for spam. Currently,
-detected spam is not saved for human review, it is just rejected.
+[[comment|comments]] postings can be checked for spam. Page edits that
+appear to contain spam will be rejected; comments that look spammy will be
+stored in a queue for moderation by an admin.
+
+The plugin requires the [[!cpan RPC::XML]] perl module.