That means he's already given up and is probably ready to lose his money if what he's saying is true. If not, maybe no one suggested to him that he could approach a mediator to force the casino to respond. He's only showing a simple screenshot, which makes it hard to draw a conclusion from that alone. Between the two, BK8 has the better reputation, so they’re more likely to get sympathy.

@Thuytrang1987, if you want, you can check my thread, maybe you’ll get some ideas from it.

Gamblers can't win an argumet if the casino says they can't disclose the details