The point is that one law means that the age restriction is a standard clause in most website's TOS, while another law makes it a felony for minors to access we

The point is that one law means that the age restriction is a standard clause in most website's TOS, while another law makes it a felony for minors to access website because of that standard term of service. The combination of the two laws is what makes it different from violating the TOS due to a clause being inserted at the site owner's own volition.