Rosetta is incredible for learning lots of vocabulary. However, it doesnt teach you much in sentence structure and for that you may find yourself fumbling in spoken conversation. I'm not sure what exactly you were asking in your first thought. I believe the answer, if I understood the question, is that the addiction of WoW is what will keep me using my "artificially contrived program." Let's be honest, I dont think I could walk away from WoW forever. I know at some point it will pull me back in...