Of course, it is wrong to make assumptions that new casinos are scams, but we can't ignore the fact that many of them are scamming innocent gamblers. In fact, we usually hear that mostly new casinos are involved in scam activities, which gives us an idea to be careful when dealing with them.
Yes, we shouldn’t prejudge all new casinos/projects as not all of them are scams or intend to scam. Even the today’s big and highly reputable casinos started small but they earned trust over time.
Reviews can’t really help here as it’s hard to find reliable ones for few days old casinos. The good thing here is that there were many red flags that members noticed instantly.