You seem to be caught up on the idea that they are being "praised." Did you read the whole article. I think you went into with this preconceived notion that is something that it isn't. Also, it is true that cities started perhaps in a way that you describe but very rarely has something like on this on this scale occurred in recent history. There's also different reasons that Western frontiersmen. Anyway, I think it is an interesting update on rather unusual situation, I mean over 200,000 people, that's tremendous; also potential for opportunity.