stories for you at the top of the hour straight after this programme. main news stories. one in three internet users is a child. pizza, who wants some yummy pizza? children s attention is worth billions. it s an industry fuelled by personal data. ad tech and big tech sometimes know more about a young person than their parents do. ..where young users don t always understand what they re sharing. they ve got messages stored here from when i was. - i must have been 13, 14. should more be done to control this massive market? are they kind of influencing children s life s choices? absolutely. tonight. who s watching the kids? i love social media. i ve had a digital life since i was about 13. facebook, instagram, youtube, tiktok.