Jen the Dev

Jen the Dev

004.22 — Parallelism Is Not Multitasking: A Defense of Serial Thought

Computers are better at parallelism than humans. Humans are not parallel systems.

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Jennifer
Nov 30, 2025
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Computers are better at parallelism than humans. Humans are not parallel systems. What we call "multitasking" is serial task-switching with a context-switch cost, which means every switch between tas…

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