I've developed a service called Hatena Haiku Anti-Spam. I've been testing it extensively over the past six months or so, and it's now at the point of extremely high accuracy. History Hatena has a spam issue. Not a small one, either. It affects most of the services that they provide, especially Haiku, Bookmark, Blog, Anond, Question, and a few more. Fotolife is included, although that is a differen