Stephan:   For decades Saudi Arabia has seemed to me as a nation to be like a drug dealer servicing the petroleum jones of the world. But what happens to drug dealers when the price of your drug drops severely even as few people need your fixes? You catch trends by seeing little things most people don't even notice or, even if they see them, see it only as a singleton, when they are more than that. This is one of those quirky little stories that heralds a trend.