Content and time limit are distinct issues. There is much to say about content but time limit is simple: * there should be one * it will make no sense to a ch

Content and time limit are distinct issues. There is much to say about content but time limit is simple: * there should be one * it will make no sense to a child as something they enjoy and is available in unlimited quantity, will be taken away for no reason they understand * It will come down to an argument from authority and one needs to be strong, emotionally intelligent and sensitive to make that work.