Exec
FNX·002 — REV 2026-07-27
§0 · MEMORANDUM

Memorandum — on executive function

FROM: D. HAYS, FOUNDER
DATE: 2026-07-27
RE: WHY THE SCARCE THING ISN’T INTELLIGENCE


ON RECORD:
KATZ, BOMMARITO · 2023
NEJM AI · 2024
COGNITION LABS · 2024

Intelligence is abundant. The public record is unambiguous: AI passes the uniform bar exam, matches radiologists at detecting tuberculosis on chest X-rays, and ships working code end to end. Whatever the ceiling turns out to be, raw capability is no longer the scarce input.

What remains scarce is executive function — planning, supervision, an audit trail, accountability. Not the capacity to do work: the capacity to be answerable for it.

 AIR CANADA · 2024
 MATA V. AVIANCA · 2023
 EEOC · 2023

The failure record is public too. An airline held by a tribunal to a refund policy its chatbot invented. A lawyer sanctioned after citing six court cases that never existed. A $365,000 settlement over AI screening. None of these are stories about weak models. They are stories about capable systems operating without anyone able to say, afterward, what was supposed to happen and whether it did.

THE NAME

That gap has a name in people: executive function. On a keyboard, it has a key.

On the keyboard, Fn is the key that unlocks the functions of the others. We are that layer for AI.

The real Fn key never reaches your software — it operates a layer beneath it. So does ours.

THE DISCIPLINE

Our first offer is stated in six clauses on the front page. The discipline underneath it is one sentence: work is not delivered until it passes acceptance checks derived from your requirements. We would rather state a check than an assurance. An assurance asks you to trust us; a check states what has to happen.

THE LIMITS

The limits are printed at the same size as the promises. Most builds run overnight — a pattern we observe, not a promise we sell. We run a small number of builds at a time, which is the entire mystery of the waitlist.

WHO SIGNS

FnExec is founder-led and deliberately small. This instrument is written to stay honest at that size: fixed prices, stated checks, limits in the same type as the offer. When you write to us, you are not entering a funnel. You are starting a correspondence.

D. Hays
DAVE@FNEXEC.COM


Tell us what you want your software to do.

For FnExec

D. Hays

SIGNED · 2026-07-27

For you

OPENS AN EMAIL TO DAVE@FNEXEC.COM

dave@fnexec.com

A founder reads every note.

YOUR SIGNATURE IS AN EMAIL — NOTHING MORE BINDING THAN THAT.