Nvidia capitalises on investor excitement over artificial intelligence, Japan’s TDK is claiming a breakthrough in materials used in its small solid-state batteries, and Silicon Valley companies are screening their staff for Chinese spying. Plus, the FT’s Saffeya Ahmed unpacks Shein’s tumultuous journey to go public. Mentioned in this podcast:Nvidia vaults past Apple and Microsoft to become world’s most valuable companyApple supplier TDK claims solid-state battery breakthroughBehind the Money: The wrinkle in Shein’s IPO plansShein switches focus to London after New York IPO stallsSilicon Valley steps up employee screening over Chinese espionage threatThe FT News Briefing is produced by Fiona Symon, Sonja Hutson, Kasia Broussalian and Marc Filippino. Additional help from Kyra Assibey-Bonsu, Mischa Frankl-Duval, Breen Turner, Sam Giovinco, Peter Barber, Michael Lello, David da Silva and Gavin Kallmann. Our engineer is Monica Lopez. Our intern is Prakriti Panwar. Topher Forhecz is the FT’s executive producer. The FT’s global head of audio is Cheryl Brumley. The show’s theme song is by Metaphor Music.Read a transcript of this episode on FT.com Hosted on Acast. See acast.com/privacy for more information.