@jef @pluralistic there was a superb thread on /r/AskScience about the engineering of that vessel that went deep into the many reasons that the carbon fiber choice was insane, including the fact that delamination from the adhesive layers after an accumulation of microfractures is a known and expected failure mode of such things under repeated exposure to high pressure. It was the best informed discussion I saw on the topic, sadly demonstrating the value that's being destroyed by Reddit