The object of the obsession often occurs because it relieves stress *before* it becomes the object of their desires. It is talking about the cause, rather than the effect. Please read the cited link, and the studies that the link itself cites, as they are interesting reads.
This is fine, and gambling with real money is bad, and it is banned. However, the debate topic has to do with random items from money or paid currency and where we draw the line. This can range from EA lootboxes to packs of magic the gathering cards. If we do not draw a clear line, we may wind up with unintended consequences. I'm happy to discuss this topic with a level headed person.