Criminal cases have already been dropped from Prigozhin, Russian media
Six downed helicopters, a couple of dead pilots, and the criminal case was removed.
Pressure vessel is a pressure vessel.
I heard 5 trips to Titanic. They done other drops at depth repeatedly.
Its's a cylinder. The tail is an exterior feature to reduce drag and facilitate in the spiral descent and in ascent. The sub the sub used to go to Marinas was a tear drop shaped vessel...
Carbon overwrapped pressure vessels (COPV) are nOt new and are more than capable of handling the pressure of depth and the vacuum of space at absolute zero.
https://en.m.wikipedia.org/wiki/Composite_overwrapped_pressure_vessel
Saying the vessel was untested or a radical design isnt accurate...