That's a very weird view of things. Do you really think this rule exists without a reason? Why not just follow the rules and turn your devices off, it's not going to hurt you, but a crash could.
Some might find, on the other hand, that it is a very weird view to not question rules before obeying them. For many readers here, there has no doubt been some awareness of the questions surrounding these flight rules, since this sort of topic (it's about our gizmos!) is going to be front-and-centre for many of us.