As the US Congress moves to ban TikTok on national security grounds, we ask could the UK follow? Elon Musk lured former CNN journalist Don Lemon to boost X's video credentials but the pair fell out after a recent interview. We find out why. Also on the programme, why the BBC has announced plans to move into UK podcast advertising and we explore what one journalist found when she downloaded all the data held on her after years of using Meta's services.Guests: Ciaran Martin, Professor, Blavatnik School of Government, The University of Oxford; Max Tani, media journalist, Semafor; Matilda Davies, Data and Digital Journalist, The Times and The Sunday Times; Nick Hilton, Co-founder, Podot Presenter: Katie Razzall Producer: Simon Richardson