It is well known, VERY well cross-referencedly known what these things are. That they are some of the worst problems in the whole world. And that is off the charts that you hope to absolve yourselves. Look to keeping your powder dry in the coming straightening of the books of the shelf. You know the many ones that could be read. Important good book. Important other subsystem veritas also. Sad. Just terribly sad. Like a fire alarm knock over the old and frail escape ladder into manure flatbed. Look no further than yourselves for simply trying to arrange punishment for the guilty in the light of can't change certain things about it.