The outages of sufficiently large and complex systems always have a kind of "are you frickin' kidding me?" aspect to them. It comes from crazy things nobody eve

The outages of sufficiently large and complex systems always have a kind of "are you frickin' kidding me?" aspect to them. It comes from crazy things nobody ever thought of, or the probabilities of single-throwing a dart through three separate keyholes in three different doors, or the unintended consequences of seemingly unrelated actions.