yesbrainer: Philosophy


    You're three tabs deep into an argument with yourself at 1am. The good thought, the one that connects the economic angle to the ethical one, was in a voice memo you recorded in the car.
    The counterargument is in a Google Doc you forgot to name. The thing that ties them together
    is scrawled on a napkin that may or may not still exist.

    You know this feeling. The mind is willing. The infrastructure is catastrophic.

    Here's the part nobody says out loud: thinking is not a premium feature. It's not a service.
    It is the one thing you do that nobody can do for you, and somewhere along the way
    the tools that were supposed to help started charging you rent for the privilege of doing it.


    The Treadmill Nobody Asked For

    Subscriptions were not invented because we raised our hands and asked for them. They were invented so companies could promise Wall Street a predictable revenue stream and the year-over-year growth that keeps shareholders comfortable at night. We didn't request that arrangement.
    It was handed to us as though it were the weather.

    I've spent over thirty years making things: writing, painting, building. Thinking is the thread that runs through all of it. I know what most software never bothers to learn: that serious thinking
    doesn't happen on a schedule. It happens in stolen hours. Between the day job and the school run.
    At 2am when something won't leave you alone. On a train, on a Sunday, in a week when everything else is on fire and the only thing that keeps you sane is the twenty minutes you carve out to sit with
    a problem that actually matters to you.

    Meanwhile the subscriptions compound.
    You pay for tools you opened twice last month.
    The meter runs whether you think or not.

    Eight Files. No Expiry Date.

    Yesbrainer is a solo thinktank that fits in a folder. Eight HTML files. No installation wizard.
    No account. No cloud. No server watching what you wonder about.

    You buy it once. It's yours. On any machine. On any day you manage to steal ten minutes or three hours. Every scenario you've tested, every lens you've adjusted, every synthesis that made you sit back and stare: these belong to you. Not to a platform. Not to a quarterly earnings call.

    You can vanish for three weeks. Nobody sends a passive-aggressive email about your lapsed plan. When you come back, the Steering Dashboard is exactly where you left it, the weights still dialed
    to the problem that kept you up. The Source Vault still holds every document you fed it.
    Nothing expired. Nothing moved.

    The Locked Room

    Privacy is not a feature here. It's the very foundation the whole thing stands on.

    Your scenarios, your hypotheses, the half-formed thought that would sound ridiculous
    if anyone overheard it: none of it touches a server you don't own. There is no telemetry.
    No analytics. No quiet exfiltration of your intellectual life into someone else's training data.

    This matters more than it sounds.
    The best thinking happens when you're not performing for an audience. When you can be
    wrong out loud, test an idea you'd never say in a meeting, push a scenario to its absurd conclusion
    just to see what breaks. Yesbrainer is the room where you can think dangerous, stupid, and brilliant thoughts without consequences. That room works best if the door is locked.

    A Thumb Drive and an Airplane

    It's portable in the way software used to be portable, before we forgot that was an option.

    Put the files on a USB stick. Serve them from a library computer, your day-job laptop, the kitchen table at your mother's house. Nothing installs. Nothing leaves a trace. Export your state as a JSON file (your entire constellation, every lens, every analysis) and email it to yourself. Open it on another machine next Tuesday and you're exactly where you stopped.

    It's a time machine, too. Import a JSON from six months ago and you're back in that exact week, that exact problem, with the lens weights and sources you had at the time. Except now you know what you should have done differently. So you continue from there.

    Collaborating? Send the file. Email. WhatsApp. A USB stick passed across a desk. Your colleague opens it and sees the exact constellation you built. No shared workspace. No permissions screen. Just a file and a brain on the other end.

    Seven Angles, One Problem

    You already know how to think about things from your own perspective. That's not the hard part. The hard part is seeing the angle you didn't know you were missing.

    Yesbrainer gives you seven lenses (Economic, Political, Social, Cultural, Technological, Environmental, Ethical) and a Core that holds them together. You set the weights. You decide which perspectives matter for this particular problem. The Synthesis Engine runs your idea through every active lens and comes back with tensions, reinforcements, blind spots, and the one consequence nobody expected.

    It doesn't tell you what to think. It shows you what you haven't thought about yet.
    The difference matters.

    AI That Stays in Its Lane

    When you choose to use the AI features, they run locally through Ollama: open-source, free,
    sitting quietly on your machine. The AI reads your sources, not the internet.
    It thinks with your material, not instead of it.

    This is deliberate. A thinking tool that does the thinking for you is not a tool. It's a ghost-writer for your opinions, and you deserve better than that. Every analysis Yesbrainer produces is a first draft that expects to be argued with, overruled, or thrown away entirely. It's a sparring partner. The moment it starts winning every round, you should worry.

    Built Modular Because Thinking Is Not Linear

    A policy researcher needs different instruments than a debate captain. A journalist mapping a money trail works differently than a philosophy student untangling an ethics essay. The lens system adapts to your process rather than imposing one. Open a single lens for focused work. Open all eight and let the constellation hold more complexity than any single perspective allows.

    Every lens works alone. But when they're open together, talking to each other over the browser's own messaging system, context flows between them. Your economic analysis sharpens your social analysis sharpens your ethical analysis. The whole becomes something none of the parts could manage on their own.

    The Warm and Fuzzy Part

    Maybe this isn't a solid business model. It's one person with a laptop who's been around long enough to know what's missing, and stubborn enough to build it. A private, offline machine for the kind of thinking that doesn't fit in a subscription box.

    You don't owe it your attention every month. It doesn't owe you a notification. It just sits there, ready, the next time something won't leave you alone at 2am.

    That's the deal.


    Twan

    Artist, writer, indie maker, privacy enthusiast

    Amsterdam, The Netherlands

    Petur

    Home maker, financials, bon vivant

    Amsterdam, The Netherlands

    Sovereignty as a Service