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Tech billionaires are obsessed with living longer, and a new business frontier

A jellybean-sized patch on Deepinder Goyals forehead has pushed him into Silicon Valleys most radical club: the tech billionaires trying to hack aging itself. With Temple a brain-blood-flow tracker the Zomato founder becomes Indias boldest entrant in the global longevity boom.

11 Dec 2025 10:28 am