This NASA article on COPV failure is enlightening. https://www.nasa.gov/offices/nesc/home/Feature_COPVs_Jan-2012.html https://www.nasa.gov/offices/nesc/home/Fea

This NASA article on COPV failure is enlightening. https://www.nasa.gov/offices/nesc/home/Feature_COPVs_Jan-2012.html https://www.nasa.gov/offices/nesc/home/Feature_COPVs_Jan-201... Turns out COPV's have a tendency to explode semi randomly, with failure modes that are not fully understood