> they could mechanically safely return to the surface That's what it sounds like. > The carbon fiber seems to be the critical nail in the coffin. If the CF

> they could mechanically safely return to the surface That's what it sounds like. > The carbon fiber seems to be the critical nail in the coffin. If the CF vessel failed it would have instantaneous and violent beyond comprehension. What little reliable info is out there seems to indicate that's what happened. https://www.youtube.com/watch?v=WD7CfnQC5HQ https://www.youtube.com/watch?v=WD7CfnQC5HQ https://www.youtube.com/watch?v=TxhkFyU8NXo&t=236s https://www.youtube.com/watch?v=TxhkFyU8NXo&t=236s