Collaboration cache—colocation

 Software geeks know that registers fetch data roughly 10 times faster than the L2 cache, 100 times faster than main memory, and more than a million times faster than hard drives. Smart software engineers work hard to keep all the data for their inner loops in registers or at worst the L2 cache. They keep…

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Data-driven decisions

 You’re working on a feature and think there’s an obvious customer improvement to be made. The tester thinks you’re in obvious need of medical attention from a psychiatric professional. She believes the shipped design was fine from the start. The PM insists that your suggestion doesn’t fit the design language (?). He wants to make…

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