Concept art made with MidJourneyRecently, I read Zane Austen's article Sovereign Unicorns: Jiaolong, A $1 Billion Private City in China. He introduced Jiaolong, a private enterprise that has built a private city in China from scratch in just a few years, with $3.2 billion annually in GDP and 120,000 citizens now. Sounds impressive, isn't it? Even since the Chinese economic reform, hundreds of new models of developing villages, towns and cities have sprung up like mushrooms in this l...