What is "unsupervised"? Children today are given a tablet at the age of three and they tap on it happily. Do you seriously suggest all people with kids to have

What is "unsupervised"? Children today are given a tablet at the age of three and they tap on it happily. Do you seriously suggest all people with kids to have a full-time job of watching their kids tap on their tablets over the shoulder? Who's going pay the wage?