Last Friday, a panel of federal judges denied TikTok’s petition to overturn the law that could force the ban of the app in the United States. We walk through the judges reasoning and explain why TikTok’s First Amendment argument was unsuccessful. Then, Julian Kelly, the director of quantum hardware at Google Quantum AI, explains how close we are to quantum computers that can solve practical problems. Finally, we talk about a new sentiment sweeping Silicon Valley: affection for the chatbot Claude. Guest:Julian Kelly, director of quantum hardware at Google Quantum AI. Additional Reading: TikTok Faces U.S. Ban After Losing Bid to Overturn New LawQuantum Computing Inches Closer to Reality After Another Google BreakthroughCult of ClaudeDealBook Summit Podcast: The A.I. Revolution  We want to hear from you. Email us at hardfork@nytimes.com. Find “Hard Fork” on YouTube and TikTok. Subscribe today at nytimes.com/podcasts or on Apple Podcasts and Spotify. You can also subscribe via your favorite podcast app here https://www.nytimes.com/activate-access/audio?source=podcatcher. For more podcasts and narrated articles, download The New York Times app at nytimes.com/app.