Those who gambled on stones bought raw jadeite, and the seller would have a professional cut the stone. If the cut jadeite turned out to be of good quality, they could make a fortune. And if they were lucky enough to hit top-notch quality, it would be worth a fortune and becoming a rich man overnight was not a dream. This possibility was the most alluring aspect of jade gambling, with some willing to risk all they had for that slim chance.
Many people, like this chubby man, began by thinking they could just spend a little money and have some fun, without caring too deeply about winning or losing. However, once they started, it became hard to stop. Human nature is insatiable; having a thousand makes you want two thousand, and once you have two, you want five thousand—satisfaction never comes.