Well put, high spirits! And welcome back to a bit of peace and quiet, I hope. You deserve it.
One aspect of this incident is that the pressures which you rightly describe would, I venture to suggest, probably add up insidiously to create an environment in which errors might be more likely to occur. Hence those under such pressures might quite understandably not even be aware that their individual or corporate performance had reached such a state.
The main thing is that no-one was killed.