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# A submarine is a useful model because biology...
> A submarine is a useful model because biology becomes brutally obvious inside a sealed machine full of human beings. Infectious disease in close quarters is not a lifestyle opinion; it is an operational variable capable of degrading the entire crew.
**Source:** [[articles/AI-Tech Doomerism and Anti-Science Panic|AI-Tech Doomerism, Anti-Science Panic, those Who Sell Technological Exile]]
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“A submarine is a useful model because biology becomes brutally obvious inside a sealed machine full of human beings. Infectious disease in close quarters is not a lifestyle opinion; it is an operational variable capable of degrading the entire crew.”
— Bryant McGill
https://bryantmcgill.com/quotes/quotes-submarine-useful-model-degrading-entire-crew
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