What I find incredible to believe is that this problem could have happened without the F7 erroneous keystroke by a human. A simple power outage could have resu

What I find incredible to believe is that this problem could have happened without the F7 erroneous keystroke by a human. A simple power outage could have resulted in this exact same catastrophe. Why didn't the backups work? System wasn't "robust" enough. (Did I just use the word "robust"?)