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Podcast September 7, 2026 5 min read

Authorship is judgment, not typing

I went on the Unread podcast to talk about writing slowly with AI. We spent most of it on a harder question: who gets to be called the author.

Unread podcast artwork for Slow writing with AI: an illustration of Stu at his desk with a laptop, books and an anglepoise lamp with a moth on the shade
Quick answer
Joerg Fritsch had me on his podcast Unread to talk about slow writing with AI. The argument: nearly every pitch for AI in writing is a pitch about speed, and speed is the wrong thing to buy. What you lose when you go fast is the deciding, and the deciding is where books get made. Authorship is judgment, not typing. A model can produce sentences. It cannot work out which scene earns its place, or what the book is actually about.

Joerg Fritsch makes a podcast called Unread, about AI in art, philosophy and the future of storytelling. He asked me on to talk about bookmoth. We spent about half an hour on it, and most of that half hour turned out to be about something else.

Here is the part I keep coming back to.

Nearly every argument for AI in writing is an argument about speed

A novel in a weekend. Ten thousand words before lunch. Twelve books a year instead of one. Whatever the tool, the promise underneath it is the same: you will get to the end sooner.

I understand the appeal. I don’t think it’s what most writers actually want. The people who write to me are not trying to produce more books. They are trying to finish the one they have, and to still recognise it when they do.

Speed sells because it’s easy to measure. What it costs you isn’t.

What you lose when you go fast is the sitting there. The afternoon spent working out whether a chapter earns its place. The realisation on a walk that it should be the sister who lies. None of that is typing, none of it shows up in a word count, and it is where the book actually gets made. Hand that part to a machine and you haven’t saved time, you’ve skipped the work.

So bookmoth isn’t built to make you faster. It’s built to clear away the parts that aren’t thinking: holding continuity, remembering what you decided nine chapters ago, catching the drift out of your own voice. Take those off the desk and the thinking has room. Some people do finish sooner. That’s a side effect, not the pitch.

Authorship is judgment, not typing

Joerg pushed on the obvious question. If a model produced some of the sentences, whose book is it?

Authorship was never about who moved the fingers. It’s about who made the judgments. Which scene earns its place. Which line is a lie. Which character is being let off too easily. What the book is actually about, which is almost never what you thought when you started.

A model can produce sentences all day. It can’t make those calls, because it has no stake in the outcome and no taste to offend. Every one of them is yours. Stop making them and the book stops being yours, whether or not you typed it.

Which is also why did you use AI isn’t a very useful question on its own. A writer who directs closely, throws out most of what comes back and rewrites the rest has authored the thing. A writer who takes the first draft hasn’t, and it shows, because nobody made the decisions.

Where the name came from

Joerg asked about the name, which I was pleased about, because nobody asks.

The short answer is that I wanted it to sound like a bookshop rather than a startup. Nearly everything in this category is named like software. I wanted something that could sit on a spine. The longer answer is in the episode.

Your book stays on your machine

One more thing came up that matters more than it sounds.

bookmoth keeps your manuscript in files on your own computer. There is no bookmoth server holding your novel. You bring your own API key, so the only thing that ever leaves your machine is the specific request you asked for, sent to the model provider you picked.

That’s partly a privacy position and partly a longevity one. Writers work on a book for years. Software companies don’t always last that long. Your manuscript shouldn’t live somewhere that can be switched off.

Joerg is a good interviewer, in the specific sense that he asked me things I had no prepared answer for. The whole conversation is up there if you want the rest of it.

Related: why your first draft doesn’t sound like you, and which AI writing tools actually preserve your voice.

Common questions

Is a book still yours if you used AI to draft part of it?
Authorship has never been about who moved the fingers. It’s about who made the judgments: which scene earns its place, which line is a lie, which character is being let off too easily, what the book is actually about. A writer who directs closely, rejects most of what comes back and rewrites the rest has authored the thing. A writer who accepts the first draft has not, and it tends to show.
Does bookmoth make you write faster?
It isn’t built to. bookmoth is built to clear the work that isn’t thinking, such as keeping continuity straight, remembering what you decided nine chapters ago and catching drift out of your own voice, so the thinking has room. Some people do finish sooner. That’s a side effect rather than the pitch.
Where is my manuscript stored when I use bookmoth?
In files on your own computer. There is no bookmoth server holding your novel. You bring your own API key, so the only thing that leaves your machine is the specific request you asked for, sent to the model provider you chose.
What is the Unread podcast?
Unread is a podcast by Joerg Fritsch about AI in art, philosophy and the future of storytelling. It started in June 2026 and its guests are mostly writers and builders working on the same problem from different angles.
A note from the person behind bookmoth
The machine can draft. It can’t decide.
That’s the whole design brief. bookmoth reads your own chapters, builds a profile of how you actually write, drafts under it, and checks every chapter against your prose before you see it. Nothing reaches the page without your approval, because the approving is the writing. If you want to see the first half of that working, the voice tool is free and needs no account.
See a portrait of your voice →