Why Marci exists

Every app you've ever downloaded was built for a statistical average. A founder found a problem, productized one solution, and shipped it to a million people on the assumption that all of them live the same way. That was the ceiling of the app-store era: someone else decides how you use software. So your habit tracker doesn't know you work night shifts. Your budget app doesn't know rent week from any other week. Your calorie tracker can't learn a single one of your rules. These apps understand nothing about you or your habits, and they never will, because they are frozen at the moment someone else designed them.

You adapt to the software. It never adapts to you.

The most capable technology of our lifetime, and the consumer experience of it is one endless chat thread. Brilliant in the moment, gone by tomorrow. Try to actually run your life in one: your training plan, your budget, the trip with your friends, your mom's meds, all braided into a single scroll with no structure, no state, and almost no control over what it remembers, when it acts, or what it touches. Managing multiple tracks of your life in a chatbot is not just hard, it's structurally impossible.

Talk is not software.

The models are infrastructure now, the way the internet was in the early 2000s. And nearly everything built on top of them serves businesses. No consumer product has yet changed how a normal person uses software the way Web 2.0 changed how a normal person used the internet. The lack of ambition in AI consumer apps is not a small gap. It is the whole opportunity, and it is why Marci exists.

Marci is one assistant that remembers your life and turns conversation into working software. Real apps, with your logic inside: your hours, your exceptions, your definition of a good week. A thread for each part of your life instead of one doom-scroll, with one memory underneath. Apps that know what the other apps learned. Agents that do the heavy lifting, on rails you set: quiet hours, what it can touch, when it speaks. And because software creation is finally commoditized, none of this requires a product manager to have predicted your life.

You describe it. It exists.

First, shared apps.

Most things we do with other people are not conversations. They are ongoing pieces of shared life: planning a trip, splitting a cabin, caring for a dog, training for a race, keeping a family schedule, working toward a goal. Today, the state of those things is scattered across messages, screenshots, spreadsheets, and whoever happens to remember. In Marci, any app you make can become a shared app. Invite the people involved and it becomes one living interface for the group: the plan, the progress, the decisions, the receipts, the next action. Everyone can see and update the same thing, and everyone's assistant can keep it current.

A Tahoe app can hold the dates, cabin, dinner vote, rentals, and split. A run-club app can collect each person's miles and keep the leaderboard. A shared pet app can remember who fed the dog, whose turn it is to walk, and when the meds are due. These are not collaborative documents with prettier buttons. They are software shaped around the exact thing a group is doing, with agents handling the work between visits.

The app holds what the group is doing. The chat holds everything around it.

Then, the group chat grows an interface.

Group chats have been static text boxes for as long as they have existed. Every plan, decision, promise, joke, receipt, and update enters the same stream, then disappears upward. Marci gives the conversation a visual layer. The shared app lives with the chat and changes as people talk. Say "book the cabin" and the booking appears in the trip view. Drop a receipt and the split updates. Claim a ten-mile run and the leaderboard can check the data. Ask where the vote landed and the result is already there. The group no longer has to reread eighty messages to understand what is true or what happens next.

That makes the chat more efficient, but also more fun. The software carries the boring state, so the conversation can keep its personality. Marci can revive a plan at the right moment, surface the fact that settles an argument, turn a running joke into a leaderboard, or celebrate a shared streak without becoming the loudest person in the room. Conversation creates the software, the software gives the conversation memory, and each makes the other better.

This only works because every person arrives with an assistant that already understands them and still answers to them. Your schedule, budget, allergies, and boundaries can help the group app do its job without becoming public to the group. You decide what crosses over, what Marci may act on, and when it may speak. A standalone social app starts from zero and asks everyone to re-enter their life. Marci can represent each person because the memory and the rules already live here.

Every human has their own way of living, so no fixed app can serve everyone. But a platform where each person says what they want and gets working software can. For twenty years, someone else decided how you use software. We're ending that.