Why is there so little information coming from the LK-99 guys? Everyone talks about them as if they're dead. Like, why aren't they consulting with the best lab

Why is there so little information coming from the LK-99 guys? Everyone talks about them as if they're dead. Like, why aren't they consulting with the best lab to make some rocks that are great and prove their theory? I haven't seen any interviews, or much of anything, from the original authors. Everyone is just trying to reverse engineer from scratch