Tarun Upadhyay.

Writing / Subject

Technology

The occasional wider read on technology, leadership and product.

  • Tim Cook's legacy.

    Most CEOs leave too late. Cook's real legacy isn't the products — it's the restraint, and the impeccable timing on the way out.

    Apr 23, 2026 · Thinking in Public

  • Routing optimization isn't a shortest-path problem

    The hard part of flight routing was never finding the cheapest itinerary. It's that 'cheapest' and 'best' are different questions, and one of them is a hard rule while the other is a matter of taste.

    Jan 19, 2026 · Thinking in Public

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