-newsgroups given after B<-t> as a comma-separated list or print the
-FAQs to STDOUT separated by lines of dashes if the special string
-C<CONSOLE> is given. This can be used to preview what B<yapfaq> would
-do without embarassing yourself on Usenet. The status files are not
-updated when this option is given.
+(test) newsgroup(s) given after B<-t> as a comma-separated list or
+print the FAQs to STDOUT separated by lines of dashes if the special
+string C<CONSOLE> is given. This can be used to preview what
+B<yapfaq> would do without embarassing yourself on Usenet.
+
+The status files are not updated when this option is given.
+
+When this option is used to post to some other newsgroup(s), a(nother)
+timestamp is added to the Message-ID header and the Supersedes header
+is replaced by a special X-Supersedes header.