Quote Originally Posted by IanD View Post
Based on where it came down it ditched at sea and is now 67m down. That's enough water pressure to deform the aircraft in itself.
Not wishing to quibble due to the tragic discovery, but 67 metres below sea level is relatively shallow and no deformation of metal would occur.

No deformation of metal would occur at any depth unless the metal surrounds an air pocket.

Free divers descend to about 100 metres on one breath.