Filtered dossier

sunk cost

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    Scarcity & Queues Entry #0461

    Why a paywall creates a different reader

    The paywall does not merely filter who reads. It changes how the remaining readers read, because the cost they paid becomes part of the experience.

    Novice
    The hidden part #0461

    The paywall does not select better readers. It makes the same readers better at reading.

    Open file
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    Choice Design Entry #0237

    The reason a progress bar increases completion

    A bar at forty per cent implies a distance already covered that would be wasted by stopping. The bar reframes quitting as a loss.

    Adept
    The hidden part #0237

    A progress bar is not a measurement. It is a frame that makes stopping look like a loss and continuing look like proximity.

    Open file
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    Choice Design Entry #0239

    The reason a wizard finishes what a single page abandons

    A long form shows the whole cost before any is paid. A staged one collects investment first, and abandoning it means discarding work already done.

    Adept
    The hidden part #0239

    The progress bar does not tell you how far there is to go. It tells you how much you would be throwing away.

    Open file
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    Achievement Architecture Entry #0721

    Why the rarest badge is one that can no longer be earned

    A retired badge gains value because its supply is frozen, converting a former participation trophy into an irreplaceable status symbol that no newcomer can match.

    Novice
    The hidden part #0721

    A badge that can no longer be earned cannot be replaced. The holder stays because leaving means destroying something no one else can ever get.

    Open file
  • No visual on file
    Achievement Architecture Entry #0708

    The reason a hard-won badge makes you defend the platform

    A badge earned through significant effort binds the user to the platform because criticising it would devalue the very achievement that justifies the effort spent.

    Adept
    The hidden part #0708

    A hard-won badge is not just a reward — it is a sunk cost that silences criticism. The user defends the platform to defend the effort.

    Open file