. - so, that's kirra pendergast. she heads up an online safety education company in australia.f students every week. but, joe, tell us a bit more about what the challenges are going to be in banning under—16s in this way. how practically difficult is it going to be? well, one thing i think we should sort of bear in mind is that you have to be 13 to be on these social networks, but that doesn't stop under—135 going on right now. so the issue is, you put in a 16 age limit, how is that enforced? because at the moment, of course, you go on to a tiktok or an instagram and you just say you're 18 or 19 when you're not, very clearly, and there's no checks or balances there. literally you put your date of birth in and they say, you know, "there you go." ofcom, the office of communications here in the uk, a survey they've done says that one in five children are lying about their age to get on social networks. in fact, it's 22%, so a bit more than one in five. that goes to show that the current restrictions of 13 just simply don't work. so if you bring in a 16, or in france, they've been