As far as I know, no one has demonstrated that they can successfully run their own instance and have it integrated with the main Bluesky infrastructure as easily as the spec authors have claimed.
Until that happens, all the talk about federation and open standards is just that - talk.
Both mentioned games are notorious for the scale of the issues at launch, and the resulting backlash. NMS for the lack of content and Cyberpunk for the huge amount of bugs.