With most in game currency, there does not appear to be a way to convert back to a liquid currency such as USD/EUR/Gold/etc. Thus, it is understood by all that

With most in game currency, there does not appear to be a way to convert back to a liquid currency such as USD/EUR/Gold/etc. Thus, it is understood by all that any gambling proceeds are confined to the in game universe. With crypto-based video game currencies, especially those based on liquid cryptos such as ETH, there is an expectation of turning your in-game assets back into real spendable money. So, it actually seems to be a roundabout way of operating a casino.