:You can use a "user subpage" to save articles, if they are in such a state that you don't want to save it as a new version of the article yet. So if you're working on Phantom Falls and discover that you have to stop but don't want to save it, copy the text and edit  instead. Save that, come back later, and copy the text again back to a new edit on Phantom Falls. (And you can request speedy-deletion of your user subpage when you're done with it with a  tag.