I read: > I am looking for an object that gets a stream of messages (0 or 1) and > sends it out only if its different from the previous one. > I am sure its really trivial but I just can't manage to do it. [change] HTH x -- chris at lo-res.org Postmodernism is german romanticism with better http://pilot.fm/ special effects. (Jeff Keuss / via ctheory.com)