← Signals & Subtractions

Newsletter archive

Volume I. The weekly newsletter the show was built on.

56 issues. Every issue: one signal worth watching, one strategic prompt, one subtraction worth making. Each links to the full piece. Also on Substack.

Issue 056 hero image Issue 056 Vocabulary Debt 2026-06-22

One word naming four systems used to just confuse people. Now it makes your AI confident, precise, and dead wrong.

Issue 055 hero image Issue 055 Teamwork Makes The Dream Work 2026-06-15

Two models and a judge beat the best single frontier model. The lift lives in the reconciling, not the genius. Same law runs your org.

Issue 054 hero image Issue 054 Intelligence: Rent or Own? 2026-06-08

Open-weight is two quarters behind the frontier and closing. For anything you'll run indefinitely, the math has tipped, and the buying window looks a lot like 2020.

Issue 053 hero image Issue 053 Solution Shapes 2026-06-01

Organizations buy the shape they already know how to operate, then wonder why it never fits the problem.

Issue 052 hero image Issue 052 On Time or Ready? 2026-05-25

The clock says 7:58 PM. But the curtain doesn't move until everyone is ready.

Issue 051 hero image Issue 051 Permanent = Expired 2026-05-18

All information is perishable. AI info ages like milk.

Issue 050 hero image Issue 050 50 Arrows 2026-05-11

Nearly one year in, I still don't know what I have.

Issue 049 hero image Issue 049 Turnstile or \"On The List\"? 2026-05-04

Stripe shipped agent payments. The language for what agents may do was already open and free.

Issue 048 hero image Issue 048 Dashboards Are Last to Know 2026-04-27

The question 'what are you doing?' assumes singular attention. Look for what's running, not what fits the dashboard.

Issue 047 hero image Issue 047 Behind the Wall 2026-04-21

David Soria Parra, MCP co-creator, at AI Engineer Europe this week: \"2026 is the year agents go to production.\" Not a prediction.

Issue 046 hero image Issue 046 Too potent to ship 2026-04-14

This isn't a hedge against bad press. This is the team that built the capability looking at the test results and concluding: \"uh-oh, this is way too potent for broad deployment right now.\

Issue 045 hero image Issue 045 The Gap Nobody Owns 2026-04-06

Right now, somewhere in your organization, four different teams are managing four different slices of AI risk.

Issue 044 hero image Issue 044 Shared Operational Language 2026-03-30

Something quietly shifted in the last year. The format used to describe what a person can do and the format used to describe what an AI agent can do are converging. Same structure. Same questions:

Issue 043 hero image Issue 043 Skills: Have < Use 2026-03-23

Two weeks ago we flagged the vocabulary fork. Last week we showed that skills were never guarantees to begin with.

Issue 042 hero image Issue 042 Skills Are Bets, Not Gates 2026-03-16

Last week we flagged the vocabulary fork: \"skills\" now means two different things depending on which room you're in.

Issue 041 hero image Issue 041 Skills Ain't What They Used to Be 2026-03-09

For as long as most of us have been working, \"skills\" meant one thing: what people can do.

Issue 040 hero image Issue 040 The Verb is the Tell 2026-03-02

Listen closely to how people at your org talk about AI. The verb they reach for tells you everything.

Issue 039 hero image Issue 039 The Rulebook Doesn't Exist Yet 2026-02-23

People are asking for AI rules before the rulebook can exist. Rules follow practice. Practice is still forming.

Issue 038 hero image Issue 038 The Understanding Trap 2026-02-16

Last week I wrote about the dangers of saying \"not my job\" about AI. This week, I promised we'd talk about what to build.

Issue 037 hero image Issue 037 \"Not My Job\" is Predictive 2026-02-09

When AI adoption hits 'That's not my job,' you're looking at an org design problem, not a skills gap.

Issue 036 hero image Issue 036 The Weight of Avoidance 2026-02-02

You know that feeling when you've been avoiding the bathroom scale?

Issue 035 hero image Issue 035 The Handoff Gap 2026-01-26

AI generates fast. Ownership doesn't scale.

Issue 034 hero image Issue 034 Rightness at Resolution 2026-01-19

AI is right at the wrong resolution -- and your validation infrastructure was built for a different kind of system.

Issue 033 hero image Issue 033 The Copilot Problem 2026-01-12

An ancient failure mode AI is exposing everywhere.

Issue 032 hero image Issue 032 The One-Hour Year 2026-01-05

When individuals outrun institutions, the ground shifts for everyone.

Issue 031 hero image Issue 031 The Only Skill That Matters 2025-12-29

The only skill that matters is not prompting.

Issue 030 hero image Issue 030 What Survived 2025 2025-12-22

Tools changed weekly.

Issue 029 hero image Issue 029 AI Lives In The Default Path 2025-12-15

Most orgs are trying to drive AI adoption with tools, training, and enthusiasm.

Issue 028 hero image Issue 028 Typecasting L&D as The AI Hype Department 2025-12-08

Organizations are asking L&D to lead AI readiness, but what it usually becomes is tool tours, prompting tips, and satisfaction scores instead of real capability.

Issue 027 hero image Issue 027 Managers over Models 2025-12-01

Why your AI strategy lives (or dies) in 1:1s.

Issue 026 hero image Issue 026 Friction Creates Shape 2025-11-24

Here in the US, it’s Thanksgiving week. That means an overload of gratitude posts for all the usual accelerators: breakthroughs, mentors, tools, breakthroughs pretending to be tools. There’s no wrong way to be thankful, but let’s take a different angle.

Issue 025 hero image Issue 025 Synthetic Trust 2025-11-17

We’re moving into a strange era of AI adoption:

Issue 024 hero image Issue 024 Human Interface Fatigue 2025-11-10

_The more “human-friendly” our tools become, the more mental overhead they create._

Issue 023 hero image Issue 023 Confidence & Calibration 2025-11-03

Unpacking confidence saturation in AI, separating smarts from sound, and rewiring rewards.

Issue 022 hero image Issue 022 Scoring Without Understanding 2025-10-27

AI capability numbers are spreading faster than comprehension.

Issue 021 hero image Issue 021 The PAICE Research Preview Is Live 2025-10-20

Yeah, lots happened in the last week (again): specifically over in Anthropic-land where they announced Skills, Web, MS365 integration, and Haiku 4.

Issue 020 hero image Issue 020 Turbulent Measures 2025-10-13

Everyone’s building an AI score right now.

Issue 019 hero image Issue 019 Signals & Subtractions — Special Edition 2025-10-06

Personalization at Scale

Issue 018 hero image Issue 018 Planning for AI Adoption in 2026 2025-09-29

Updating the Diffusion of Innovation model for AI, strategizing for trust-building, and navigating AI adoption hurdles.

Issue 017 hero image Issue 017 Tools Takeover Talent 2025-09-22

Being replaced by AI is optional.

Issue 016 hero image Issue 016 Talking to AI Like It’s a Computer 2025-09-15

Wishing ≠ Collaborating

Issue 015 hero image Issue 015 AI Breaks the Training Workflow 2025-09-08

Parallel or Perish: Rethinking Training for AI

Issue 014 hero image Issue 014 5% Success 2025-08-26

AI transformation is like baking bread.

Issue 013 hero image Issue 013 Security Isn't About Adding More 2025-08-16

AI is the world’s fastest amplifier.

Issue 012 hero image Issue 012 GPT-5 Changes the Game (Mostly Doesn't) 2025-08-18

The long-awaited iteration of the model that started the public love/hate affair with AI landed last week. And (predictably) the reaction is still love/hate.

Issue 011 hero image Issue 011 That Funnel of Yours? It's Straining 2025-08-07

Your sales funnel is losing leads before any salesperson speaks to anyone.

Issue 010 hero image Issue 010 Governance is Now a UX Problem 2025-07-31

AI is outrunning internal governance frameworks, and the fix starts at the UX layer.

Issue 009 hero image Issue 009 Open, auditable AI stacks just shipped! 2025-07-17

Open, auditable AI stacks just shipped. The implications are bigger than the headlines suggest.

Issue 008 hero image Issue 008 Align to the Spec, Not to the Prompt 2025-07-17

The shift from prompt engineering to spec alignment -- why crafting the spec with care is what actually matters.

Issue 007 hero image Issue 007 Culture Is a Technical Dependency 2025-07-14

Tech teams ship AI features in weeks. The human systems around them still run on quarterly cadences.

Issue 006 hero image Issue 006 **Signal: Machines With Alien Contexts** 2025-07-07

What happens to a custom creative moat when AI can replicate the style in minutes.

Issue 005 hero image Issue 005 Declare Independence from Vanity Metrics 2025-06-30

Dashboards full of vanity metrics create the illusion of alignment -- and AI is making the problem shinier, not better.

Issue 004 hero image Issue 004 The Org Chart Is Still Fighting the Last War 2025-06-24

Org charts were designed for accountability, not adaptability. Agentic AI is exposing that limit fast.

Issue 003 hero image Issue 003 Tool Choice Is Becoming Strategy 2025-06-18

Tool choice is no longer just procurement -- it encodes organizational values, posture, and readiness for change.

Issue 002 hero image Issue 002 AI Initiatives Are Moving Faster Than Their Organizations Can 2025-06-12

AI tools are multiplying fast, but decision rights, governance, and coordination mechanisms are lagging behind.

Issue 001 hero image Issue 001 The Automation Arms Race Has No Finish Line 2025-06-06

Nearly every team is layering 3 or 4 AI tools deep -- but the coordination infrastructure hasn't caught up.