It looks like the last verified contact with them has been in 2018. Recently a youtuber went there and tried to get their attention, but couldn’t find them.
Is it possible they’re not even still around? Maybe a disease found its way onto their island and took them out. It could have even been from the last visitor in 2018.
There were 200? I understand that is exactly the lowest genetic pool limit for avoiding unsustainable inbreeding. They are likely dying off, if not already gone.