Pinky isn't really being mysterious. If the aircraft is never found (unlikely), then the settlements below can stand and everyone can move on with their lives. When it is found and IF a useful CVR or DFDR is recovered then there may a case for more litigation.
https://www.theguardian.com/world/20...-mh370-victims
https://www.airlineratings.com/news/...laims-settled/
https://www.reuters.com/article/us-m...-idUSKBN1Z921F