Some are a matter for the legal courts to determine the blame, some are judged in the court of public opinion, some will not be judged at all.
How about a British prince then? More responsibility and more fault for both.
Because some other type of phone would require you to understand the technicalities of a backup? Or, to take this to a less controversial topic, let's say that I observe that you keep arriving at work on rainy days with your clothes soaked.
His family is Jewish, and his maternal grandfather, Joseph Ehrenkranz, was an Orthodox rabbi.