Likewise inclined. Suggest training and cockpit culture is the area most helpful in such prevention efforts.
In order to help find out that where the problem was, and propose solutions, and possibly adopt them (if not too expensive), and suggest that non EU/US CAAs adopt them too ... and prevent the problem ...
you need to find the wreckage and the data recorders.
Which is why the NTSB recommended deployable data recorders in 1999!