WSJ Tech News Briefing

Troodi is a mental-health chatbot built into a child-focused smartphone called Troomi. Part counselor, part friend, Troodi talks with kids about their anxieties. WSJ family and tech columnist Julie Jargon joins host Belle Lin to discuss why some kids and parents are turning to an AI chatbot. Plus, we’re tracking Elon Musk’s first 100 days in the new Trump White House as co-lead of the Department of Government Efficiency. WSJ columnist Tim Higgins joins for a preview. Sign up for the WSJ's free Technology newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices

Plus, Cash App owner hit with back-to-back fines. And, Nintendo announces a new Switch console. Charlotte Gartenberg hosts.  Learn more about your ad choices. Visit megaphone.fm/adchoices

Tech investor Vinod Khosla made a big bet on OpenAI in 2019, years before interest in artificial intelligence exploded. How does he choose his next investments? By asking better questions about technology’s “rate of change.” WSJ enterprise technology bureau chief and columnist Steven Rosenbush joins host Belle Lin to discuss what that means. Plus, accounting reporter Mark Maurer discusses why venture capitalists are getting into the accounting firm business, bringing fresh cash into a traditional sector. Sign up for the WSJ's free Technology newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices

Plus, the U.S. further tightens chip restrictions on Chinese companies. And the European Union doubles down on enforcing its tech regulations. Belle Lin hosts. Learn more about your ad choices. Visit megaphone.fm/adchoices