[GingisK]

The opportunities for failures are mind boggling. As much as we'd hate to think that those guys simply didn't use thread locker, that is still within the reach of reality. It would never have survived launch. Think of how much that failure would be worth.

The incident does call for an investigation. Negligent parties need to get their resumes ready.

[21twelve]

I monitored the demolition of a fairly new building in Seattle. 14 stories, about 8 years old. Somebody forgot to put a dab of epoxy on the end of the rebar. Water got in and corroded them. They spent years and millions trying to repair it, then ended up tearing the whole place down.