cause

So my guess is its some sort of critical issue in the software. Most likely related to some kind of safety critical or emissions critical issue. They appear to be building the cars without too much difficulty, the engine management systems will be well proven by now with all the testing, so I...

In my "total damage" thread, @Krabby brought a B58 teardown to my attention. Although it's a bit frustrating to see such a masterpiece destroyed and taken apart, it's an interesting video. The cause of the damage is revealed at the end of the video and sounds plausible. It was not the engine.