User blog comment:Ḡwẵine Ḹٍٍkƨ Ĺiĸe Ͼềлȑềd/Series 5 will be the last! - unless we act now!/@comment-3131129-20120909105105/@comment-4190137-20120909114921

I don't think so now that he has additionally stated: "we have been told that series 5 is the last but who knows.....!?"