Skip to content
Carmelics
TopicsThinkersChangesContributorsLoading account…

    Carmelics

    A reasoning platform. Break down any belief into clear reasons, explore both sides, and weigh the evidence honestly.

    Navigate

    • Topics
    • Search
    • Recent Changes
    • Contribute
    • How It Works
    • Glossary
    • Thinkers
    • Contributors
    • About
    • Statistics
    • Terms
    • Privacy

    Database

    Statements
    —
    Perspectives
    —
    Topics
    —

    Press ? for keyboard shortcuts

    LoyalLoyalJusticeJustice
    Made withinDC&Austin
    Statements
    321,452
    Perspectives
    108,905
    Topics
    42
    Home/Original/inverse
    See Original
    Inverse View

    It is not the case that Applying Howson's ur-probability solution to the fine-tuning argument for the multiverse requires interpreting all probabilities from the perspective of a counterfactual epistemic agent unaware of their own existence.

    ?Set your confidence on the premises below to see your aggregate.

    Reasons For

    2 perspectives
    Reason for 1 of 2
    ?
    • 1.Howson's ur-probability framework is designed for scientific hypotheses with determinate prior content, not existential self-location claims.
      ?

      Think about whether this reason is strong or weak

    • 2.The fine-tuning multiverse argument's evidential core is anthropic: the explanandum is our existence, not merely a physical constant's value.
      ?

      Think about whether this reason is strong or weak

    • 3.A counterfactual agent 'unaware of their own existence' is incoherent as an epistemic standpoint, undermining the ur-probability device itself.
      ?

      Think about whether this reason is strong or weak

    Reason for 2 of 2
    ?
    • 1.Elga and Stalnaker have shown that self-locating beliefs require centered-worlds semantics that resist reduction to standard Bayesian ur-probabilities.
      ?

      Think about whether this reason is strong or weak

    • 2.Fine-tuning arguments invoking the multiverse are better analyzed via Sleeping Beauty-style reasoning than via old-evidence corrections.
      ?

      Think about whether this reason is strong or weak

    • 3.Applying ur-probabilities here conflates the problem of old evidence with the distinct problem of observation selection, as Bostrom's anthropic trilemma demonstrates.
      ?

      Think about whether this reason is strong or weak

    Reasons Against

    1 perspective
    Reason against
    ?
    • 1.Howson's ur-probability solution addresses old evidence by assigning probabilities from a counterfactual epistemic standpoint.
      ?

      Think about whether this reason is strong or weak

    • 2.The fine-tuning argument for the multiverse involves the existence of life as old evidence.
      ?

      Think about whether this reason is strong or weak

    Next step

    Based on where you are in your exploration

    Strongest counterpoint
    Explore the most compelling reason on the other side.