My experience -- admittedly not parental, and certainly skewed towards highly functional families -- has been that young children tend to be about as responsibl

My experience -- admittedly not parental, and certainly skewed towards highly functional families -- has been that young children tend to be about as responsible as they need to be to get what they want. Not to say that we're going to obsolete parents any time soon, but I do think we can make our world safe enough that we won't need to watch them as much.