Voter targeting has grown more invasive with location data that apps can transmit from cellphones -- allowing political groups to track down voters based on places they've been, including rallies, churches and gun clubs. The Wall Street Journal's Sam Schechner has more.  
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Geofencing: How Political Campaigns Track Your Phone

Tech News Briefing is your guide to what people in tech are talking about. Every weekday, we’ll bring you breaking tech news and scoops from the pros at the Wall Street Journal, insight into new innovations and policy debates, tips from our personal tech team, and exclusive interviews with movers and shakers in the industry. Hosted by Zoe Thomas

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For years, the Grayscale Bitcoin Trust was one of the few ways to invest in bitcoin without buying the cryptocurrency itself. But in recent months, more than a dozen competing funds have popped up. Now the trust, which is still the world’s largest bitcoin fund, is bleeding. WSJ reporter Vicky Ge Huang tells host Alex Ossola how Grayscale is fighting to compete. Plus, Meta has released its latest AI model. WSJ social media business reporter Salvador Rodriguez talks about what’s new, and how it might change the user experience on the company’s platforms.



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Why the World’s Biggest Bitcoin Fund Is Bleeding Assets

Plus: Meta releases its newest AI model. And Netflix adds millions of subscribers. Alex Ossola hosts.



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TNB Tech Minute: Google Fires Employees for Protesting Cloud Deal with Israel

In 2015, Amazon launched an operation called Project Curiosity to gather information about its competitors’ operations. The company took extraordinary measures to keep it secret. WSJ reporter Dana Mattioli tells host Alex Ossola more about the project. Plus, big tech companies that spent years expanding their office space are now cutting back. WSJ reporter Konrad Putzier talks about what’s going on, and why it’s leaving property owners in the lurch.



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Inside Amazon’s Secret Project to Gather Intel on Competitors

Plus: ASML posts lower-than-expected orders for the first quarter. And Tesla shareholders are once again set to vote on CEO Elon Musk’s pay package. Alex Ossola hosts.



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TNB Tech Minute: Apple Considers Manufacturing in Indonesia

Disinformation is rampant online, and generative artificial intelligence makes it all the more powerful. WSJ contributor Jack Brewster wanted to see just how easy it would be to make his own fully automated AI-generated news website. He tells host Alex Ossola about the experiment, and what it reveals about how disinformation is spread on the internet. Plus, China has for years wanted to wean its telecommunications systems off foreign-made chips. Now, it looks like that’s finally happening—and, as WSJ China tech editor Liza Lin discusses, it could have a big impact on American chip companies.



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Geofencing: How Political Campaigns Track Your Phone

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