I don't see how one could prevent information asymmetry. With current technology, there is no way for a 10 year old to know all that a 30 year old knows.
To me it is like asking should we allow animals to kill each other. Not only can we not really stop it, even if we could it would kill any carnivores.
To me it is like asking should we allow animals to kill each other. Not only can we not really stop it, even if we could it would kill any carnivores.