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Understanding newcombs paradox: which box to choose?

Newcomb's Paradox | Free Will Under Fire

By

Elijah Grant

May 3, 2025, 09:44 PM

Updated

May 6, 2025, 08:45 PM

2 minutes of reading

A visual representation of two boxes, one labeled with $1,000 and the other with $1,000,000, illustrating the choice in Newcomb's Paradox.
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A lively debate on forums this week has reignited interest in Newcomb's Paradox, intensifying discussions about free will versus omnipotence. As more participants weigh in, critical questions about choice and prediction continue to emerge.

The Core of the Paradox

In Newcomb's Paradox, players choose between three boxes: Box A contains $1,000; Boxes A and B combined provide $1,000 plus nothing; Box B holds a $1,000,000 jackpot. The underlying conflict arises from the assumption that a beingโ€”be it divine or AIโ€”already knows the players' decisions, which then shapes the potential outcome.

Key Discussions from Participants

  1. Omniscience and Free Will Incompatibility

    Many commenters argue that if an entity knows every decision before it's made, free will is an illusion. One participant stated, "If an entity knows every decision youโ€™ll make, those decisions canโ€™t be free in any meaningful way."

  2. Predictive Certainty

    The notion of the Predictor's accuracy has sparked varied responses. "If there's a perfect predictor, your choice is already made; it's not really a question anymore," another user emphasized. This raises crucial questions about how players approach their decisions.

  3. Money in the Boxes

    Participants voiced opinions about the nature of the Predictor's prior knowledge. One individual suggested that itโ€™s not about the choice itself after the money is placed but whether youโ€™re in need of $1,000 or willing to gamble for the million.

Voices from the Forum

โ€œYou might as well take both boxes. The money is already there,โ€ one user pointed out, suggesting that the knowledge of the Predictor may not matter once the money's in the boxes.

In a series of thought-provoking posts, participants highlighted the possible outcomes if an error by the Predictor or external factors intervenes. One remarked, "Imagine if you were about to choose, but a lightning bolt struck, killing the Predictor. Whatโ€™s your choice then?"

The Sentiment Landscape

The overall sentiment displays a blend of intrigue and skepticism. Participants are eager to unpack long-held beliefs about choice and morality in the face of an omniscient entity, with many keen to challenge their assumptions.

Important Insights

  • โš–๏ธ Free Will vs. Determinism: If a Predictor exists, what does that mean for choice?

  • ๐Ÿ“ˆ Predictor Dynamics: Discussions center around the nature and certainty of the Predictorโ€™s predictions.

  • ๐Ÿ’ฐ Financial Choices: Opinions diverge on risk-taking versus practicality in selecting boxes.

As conversations around Newcombโ€™s Paradox continue, they reveal deeper philosophical inquiries into belief systems and decision-making. Players remain divided, looking for clarity amid the complexity.