Signals & Systems
Practical notes on enterprise SEO, AEO/GEO, AI search, and growth systems — plus what I’m currently studying.
Every Hermes Concept in Plain English — a Field Guide to the Agent Harness
Agentic Engineering · via Tom Crawshaw (The AI Architects)
Hermes (the open-source agent from Nous Research) is a harness wrapped around a swappable model — and this video walks every concept a non-coder needs to actually use it. The mental model: the model is the engine, the ha
Read study note →Did Claude's Watermark Just "Break" SEO? The Fear Chain vs. the Evidence
AI Search / GEO · via Caleb Ulku
Anthropic began watermarking all Claude-written text (every model since Aug 2, 2026, across API/Code/Cowork, worldwide). The scary story: the mark rides onto your pages → Anthropic ships a detector → Google sorts the ind
Read study note →TL;DW: Anthropic's $2T IPO, Zuck's Manifesto, Nvidia's $500B Bet & Grok's Comeback
AI & Markets · via All-In Podcast
TL;DR “All their pricing power depends on them remaining in the lead by six months.” — David Sacks, on Anthropic's fragile moat “This technology is too dangerous to centralize.” — Gavin Baker, on the open-source case…
Read study note →A "Hermes" Agent That Runs SEO End-to-End — What Actually Holds Up
AI Search / GEO · via Julian Goldie SEO
The pitch is a "24/7 traffic engine": an AI agent (confusingly called *Hermes* — memory across sessions, 40+ tools, reusable skills) that runs SEO in four stages while you sleep. (1) Keywords — plug into the Google Searc
Read study note →Codex Just Made Claude "Obsolete"? — 9 Platform Moves Worth Studying
Agentic Engineering · via Dubibubi
A creator ran through nine things Codex can do that Claude Code (mostly) can't yet — and the interesting thread isn't "Claude is obsolete" (it isn't), it's that OpenAI is winning on platform, not reasoning. The standouts
Read study note →ChatGPT Sites: Build + Host a Real Internal App From One Conversation
Agentic Engineering · via OpenAI Academy
ChatGPT Sites lets you describe an internal site or lightweight app in the Codex desktop app, review it, and deploy a live URL — with hosting, access controls, file storage, and a database included, no coding. It's aimed
Read study note →I Turned a Book into an AI Agent (book-to-skill)
Agentic Engineering · via Kacper Rutkiewicz (AI Made Simple)
A trending open-source repo — `book-to-skill` (MIT, ~14k★) — ingests a PDF you own and turns it into a queryable agent skill: it reads the book, splits it into chapters, and packages `chapters/`, a `cheat-sheet`, `glossa
Read study note →Claude Code Just Changed — the 6 New Rules of Context Engineering
Agentic Engineering · via Jay E (RoboNuggets)
Anthropic engineer Tariq published "The new rules of context engineering for Claude 5 models" (4M+ views), and several of the rules are the *opposite* of the advice we followed for months — because the models got dramati
Read study note →I Asked Claude Code to Make Me as Much Money as Possible
Agentic Engineering · via Nate Herk
Claude is tuned to make you feel *productive*, not to make you *money* — and your income is capped by output quality × speed. Nate fixes four baked-in problems with four upgrades, building a real business live to demo ea
Read study note →Build AI Agents to Automate Your Business — the Full Framework
Agentic Engineering · via Open Residency
The jump from chat (question → answer) to agents (goal → result) is a 5–10× productivity divide, and most people are stuck on the wrong side. An agent is just a loop — observe → think → act — run by a "harness" (Claude C
Read study note →OpenAI's Codex Voice: Real-Time Voice That Runs Your Computer
Agentic Engineering · via Riley Brown
OpenAI put real-time voice directly inside Codex — not dictation, but a live voice agent that can see your screen, use the skills you've already built, control an in-app browser, and spin up parallel background tasks whi
Read study note →The Pi Coding Agent — the Only Real Claude Code Competitor
Agentic Engineering · via IndyDevDan
Claude Code created the agentic-coding category with great architecture, a great harness, and models strong enough to drive it — but it's a *for-profit, closed, opinionated* tool optimizing for the masses. Pi is the coun
Read study note →Why This Dev Ships 100x Faster Than 99% of Engineers
Agentic Engineering · via David Ondrej
Mickey — a senior dev who has AI write 95% of his code — isn't typing prompts into a chatbot; he runs a tight, repeatable pipeline. The model is just a next-text predictor; the harness (Cursor + a best-in-class model) is
Read study note →Forget "Loop Engineering" — Agentic Engineering Is About This
Agentic Engineering · via IndyDevDan
"Loop engineering" is a hype-y rebrand of the software development life cycle — and a misleading one (by that logic you'd also need "condition engineering," "function engineering," etc., forever). The better frame: you'r
Read study note →Mark Cuban on the AI Bubble: Who Actually Gets Wiped Out?
AI & Markets · via All-In Podcast
Cuban's core claim: this is not the dot-com bubble. There's no retail mania — it won't wipe out "most people." What it *can* destroy is VCs, funds, and PE who went all-in at peak entry prices, plus over-levered data-cent
Read study note →Alex Hormozi's Warning: Stop Chasing AI, Build This Instead
Business & AI · via The Diary Of A CEO
Hormozi's warning isn't "avoid AI" — it's stop building AI businesses and stop outsourcing your thinking to it. Use AI *inside* your business, and only if the answer to *"am I making more money?"* is yes. The thing to bu
Read study note →The Old SEO System Is Collapsing — Here's What Replaces It
AI Search / GEO · via Neil Patel
Rankings are holding, but organic clicks are collapsing on any query AI touches — over half of Google searches now end without a click. That's not a bug Google will fix; it's Google's survival move against ChatGPT/Perple
Read study note →SEO in 2026: How I'd Rank in Google in the AI Era
AI Search / GEO · via Ahrefs
When an AI Overview appears, the #1 organic page now loses ~58% of its clicks (up from 35% in April). But last year's turmoil revealed three shifts that tell you what to do: (1) discovery is multi-platform — AI assistant
Read study note →AEO vs GEO vs AIO — How AI Search Actually Works in 2026
AI Search / GEO · via Vendasta
Ranking #1 no longer guarantees anyone sees you — AI answers before people reach your site. Winning now means optimizing three distinct layers: AEO = getting your *words pulled into* the AI answer (cited), GEO = getting
Read study note →The Scariest Chart in Electrical Engineering (The Smith Chart)
Science / Systems · via Veritasium
The Smith Chart looks like sci-fi witchcraft (some versions literally say "Black Magic"), but it solves one concrete problem: impedance matching on transmission lines. When a signal travels down a line into an antenna (o
Read study note →Learn 80% of AEO in 19 Minutes (Ahrefs)
AI Search / GEO · via Ahrefs
Winning in AI search isn't luck — it's a 5-piece system on top of solid SEO. (1) Understand query fan-out (one prompt explodes into dozens of sub-searches), and that AI cites for consensus + freshness + authority (76% of
Read study note →Your Google Business Profile Is Now an AI Grounding Source — What Actually Changed in 2026
For a decade a Google Business Profile was a visibility asset. In 2026 it became an AI grounding source — and a thin profile now gets an unfavorable AI summary regardless of its star rating. The levers that actually changed, and the 2026 playbook.
Read post →The Flat-Fee Multi-Agent Stack — and the 3 Billing Traps That Quietly Meter You
The two-subscription agent stack (orchestrator + Claude Code) is real and works — but three silent traps reclassify that flat-fee work to metered API rates. What they are, the verified 2026 timeline, and the durable fix.
Read post →Agency Spotlight: Intrepid Digital and the Long Game in Search Marketing
Intrepid has produced content for AWS for about seven years — a strong run in a field where SEO clients churn near 38% a year. An observational look at the repeatable mechanics behind search-client longevity: specialization, broad-spectrum coverage, CRO, and metric discipline.
Read post →The Long Road to Systems Thinking: My Journey in Search, AI, and Building Things
From agency environments to Apple-scale SEO programs, and why search in 2026 feels like being at the edge of a new map.
Read post →From Traditional SEO to AI Search: What Actually Changed
A breakdown of how information retrieval has shifted from blue links to generated answers, and what it means for enterprise strategy.
Read post →AEO vs GEO vs SEO: A Practical Measurement Framework
How to measure brand visibility, citation velocity, and share-of-voice across ChatGPT, Perplexity, and Google AI Overviews.
Read post →Entity SEO for AI Retrieval Systems
Why structured data and parent/child entity architecture are the foundational infrastructure for LLM understanding.
Read post →The Enterprise SEO Business Case: How to Get Engineering Prioritized
Translating technical requirements into executive-ready models that secure roadmap placement.
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Mitchell Miller