▸ Field notes

Notes from building a mind you own.

How to move and keep your AI history, why the model is rented while the memory is yours, and practical guides for the second brain that's actually yours. Written in public as we build.

The thesisJuly 17, 2026 · 7 min

Apple made it free. Kimi made it cheap. Neither one knows who you are.

In one month, on-device intelligence went free and frontier intelligence went open and cheap — from opposite ends of the market. Both moves crush the middle. What's left standing is the only thing neither tier can supply.

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Switching6 min

Moving your whole AI history to a new model — and actually owning it

People are hand-migrating a decade of ChatGPT into Claude with 100MB export files. Here's how to move it in minutes — and keep it as files you own, so you never do it by hand again.

The thesis5 min

Siri now remembers your apps. It still can't see your thinking.

iOS 27 gives the OS assistant an on-device memory — of your messages, mail, and photos. The hours you spend thinking with Claude and ChatGPT are the one thing it can't index. That gap is the whole point.

In the works
How-toBackfill your first morning brief: turn a decade of ChatGPT into a dense day one.
SwitchingWhat to look for in a “second brain” — and why most rent you back your own mind.

Bringing your AI history home?

Drop a ChatGPT or Claude export and watch it become a wikilinked vault you own — parsed entirely in your browser, nothing uploaded.

Rescue an export →Join the private beta