Why p(doom) is a flawed idea: unique events have no predictive probabilities

banteg · x · 2026-09-18

banteg amplified a book excerpt arguing p(doom) is conceptually flawed: probability assignments imply statistical characteristics drawn from accumulated past data, but an AI doom scenario is a unique event with no such data — so the number has no predictive value and merely creates an "illusion" of certainty. Focusing on a single probability also avoids confronting the broad spectrum of uncertainty.

He paired it with a satirical grep-style monologue mocking longtermism: a person born in 1990 claiming to set priorities for trillions of future people born in 2190 — who would have 164 more years of science and possibly machine superintelligence — "fortunately they also have me, guy with a pdf."

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