The proposal, which would allow medical providers and private companies to share patient data more freely, has a laudable aim: to break down long-standing silos and speed the transition to AI-driven healthcare. In principle, that’s good news. Sixty companies have already signed on, including Amazon, Apple, and Google. Under the program, a company like Apple could, in theory, tap into health records and wellness data from other participants, such as weight-loss and fitness service Noom. That could give tech giants unprecedented access to people’s daily habits, what they eat, how often they exercise, even how much sleep they get .

I believe that AI can deliver enormous gains for global healthcare over the next decade. And yes, I’m biased. But when healthcare systems centralize their data,

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