<p>Romani seems to think everyone is doing it and not telling their parents, though. She is just plain wrong about that. And, I do think that learning in school that a particular practice is done in a particular way is too much. As you note, if they want to do that they will figure out how to go about it. The safety business is unconvincing to me since as someone else noted people do plenty of unsafe things everyday although they all know better. And they are adults.</p>