A good story finds its way, you can't lock it up. Maybe you won't be able to sell it in forms of action movies, or you'd have to pay to Mickey Mouse, who's becoming the godfather of stories. But if it fulfills the need, people will continue sharing it. On the other hand, it's much more exciting to be gossiping about real people, removed as they may be from real life, due to their exceptional status (money), and having been subject of countless stories. Which raises the question, whether there could have been any real basis of the Olympic gods. Sure, by the time they gained supernatural abilities, they must have been through a number of stories, but originally... Could Zeus have been just another Kraft? Who knows...