text: Well it all depends on the person. Yahoo answers can be addictive if you start to enjoy reading and answering questions. My Space is addictive once you learn how to use HTML. There is no turning back, but it serves a general purpose young kids are learning how to build web pages and code web logs. So both are productive in there own way but are they both trully addictive. My best answer would have to be yes. Once an individual figures them out and how to work it.