Well, let’s check some evidence.
Here is her blog which says Ann Coulter speaks her mind. It has been up for a while, possibly three years since in this interview which occcurred when her book Treason was newly published she is asked about the blog. Her blog has no content.
Conclusion: her mind has been empty for at least three years.
Interview link via Pharyngula.
pretty good little piece from Henry Rollins over here ~ “Letters from Henry: Dear Ann” ~
somewhat nsfw.