For the first time public opinion is moving in favor of all-day cell phone bans in schools. But do these bans actually make a difference in students’ lives? Family and Tech columnist Julie Jargon explains what the latest research says. Plus, Hawaii state officials are looking to the tech industry to help revive its economy as tourism stalls. Past attempts to turn the islands into the next Silicon Valley have fallen flat. But the WSJ’s Owen Tucker-Smith says this time the state has a new strategy. Imani Moise hosts.

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Plus: Nvidia invests $3.5 billion in Taiwanese chipmaker MediaTek . And Strategy buys bitcoin for the first time since June. Imani Moise hosts.

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Plus: IPO documents show Softbank-backed data center venture issued perks to land OpenAI. And SLB acquires data-center cooling company Kelvion for $4.1 billion. Imani Moise hosts.

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Plus: BYD’s overseas push drives quarterly profit growth. And Google will change how it ranks certain websites in most of Europe to appease antitrust regulators. Julie Chang hosts.

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Plus: South Korea will give its entire population free access to homegrown generative AI. And Nvidia is pausing some revenue sharing deals just weeks after announcing them. Danny Lewis hosts.

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The success of SK Hynix and Samsung helped make South Korea’s stock market one of the world’s hottest in recent years—but also one of the most volatile. WSJ reporter Jack Pitcher tells us about the “Rollerkospi,” and what its wild ride could mean for the broader AI trade. Plus, buying a refurbished phone might save you a few hundred dollars, but it could also come with unexpected problems. Personal tech columnist Nicole Nguyen breaks down what to look out for to avoid stress, scams, and spyware. Imani Moise hosts.

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Plus: Best Buy raises outlook following better-than-expected second-quarter results. And Cisco gave its 90,000 employees their own AI agent. Julie Chang hosts.

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Plus: SK Telecom is creating an AI data-center company backed by KKR. And Thinking Machines Lab co-founder Barret Zoph rejoins Google. Imani Moise hosts.

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Plus: Google moves AI responsibility unit out of DeepMind. And the FBI disrupts a China-linked hacking network. Julie Chang hosts.

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Plus: Bill Gates calls for more regulation of AI. And Chinese automaker XPeng plans to start mass-producing humanoid robots. Danny Lewis hosts.

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