A whistleblower raised safety concerns about OceanGate’s submersible in 2018. Then he was fired.
A whistleblower raised safety concerns about OceanGate’s submersible in 2018. Then he was fired.

techcrunch.com
A whistleblower raised safety concerns about OceanGate’s submersible in 2018. Then he was fired. | TechCrunch

[ sourced from TechCrunch
So not only is it almost certain the hull ruptured,
it was completely preventable, if the company had given a shit.
May the people that got suckered into boarding this deathtrap rest at peace.