These “I wish my technology would let me avoid having to discipline my child” articles always bother me. Son sneaking into your room to grab iPad without permission? Easy solution to that. No iPad for a week. He will learn eventually not to do it. No settings needed.
The thing is, you don’t want an environment where a child cannot make a mistake. Sometimes you want to let mistakes be made and use those moments to teach your child what behavior is correct. Many of the restrictions requested in this article are in that vein. Although some, like age level restrictions, make more sense, since it is quite difficult for a child to ascertain whether a video will be appropriate for them without viewing it.