Signals & Systems
Practical notes on enterprise SEO, AEO/GEO, AI search, and growth systems — plus what I’m currently studying.
The World's Shortest Figma Course — 80% in 7 Minutes
Design & UX · via Juxtopposed
Figma is a UI design tool with a small enough surface that you can learn ~80% of it in one sitting. The whole tool comes down to five moves, each building on the last: shapes (everything is Lego built from rectangles and
Read study note →Matt Pocock's Full AI-Coding Workflow — Idea to Merge
Agentic Engineering · via AI Engineer
Pocock's thesis: AI isn't a new paradigm that throws out software-engineering fundamentals — it's a new reason to take them seriously. He works around two hard constraints of LLMs: a smart zone / dumb zone (models get du
Read study note →FDE: The $1M/Year AI Job, Explained
Agentic Engineering · via Greg Isenberg
Every company can now buy the same intelligence — the frontier models ship weekly and everyone runs the same stack (Claude Code, Codex, Cursor, Copilot). So intelligence stops being the moat; the edge moves to deployment
Read study note →Matt Pocock's Agentic Engineering Workflow — Harness Over Model
Agentic Engineering · via David Ondrej
Matt Pocock's core claim: everyone obsesses over the model (the engine); the leverage is in the harness — the prompts, skills, tests, docs, and codebase the model runs inside, all of which *you* control. He frames it thr
Read study note →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 →I Audited 54 Companies Selling AI Visibility
Nearly half shipped the fashionable file. Nearly one in five skipped the one that actually feeds retrieval. Same 54 companies.
Read post →Ads in Free LLM Answers: What to Buy, What Gets Cited
Three assistants put ads inside free answers, one uses your chats to target ads elsewhere, and one quit. Click an assistant to see who sees ads there, and why buying the ad still doesn't buy the citation.
Read post →Ten Job Titles, Two Right Answers Each
On 14 September 2026 I counted ten growth, SEO and AI-search job titles twice — once by exact phrase, once by keyword match — and pulled every published salary figure for each. One title returned zero postings on one board and 10,000+ on another. Two salary sources disagree by 3.5x on the same title. The living version lets you check all ten.
Read post →In Education, Winning a B2B Customer Costs 7.3× More Than Winning a B2C One
The widest same-vertical acquisition-cost gap in this dataset is 7.3×. The narrowest is 1.3×. Both are "B2B vs B2C." Pick a vertical in the living artifact and watch the number that's actually true for your market.
Read post →Statistician vs Data Scientist — and Two Jobs With No BLS Code
Statistician and data scientist both carry a BLS occupation code, a wage survey and a 2035 growth projection. Growth engineer and AI engineer carry neither. Real numbers, an interactive comparison, and the gaps shown rather than guessed.
Read post →Search Results by Intent: Five Pages and the Zero-Click Future SEOs Already Measured
One search box, five different pages, and a zero-click trajectory SEOs were charting a decade before the phrase existed. Click a sector and the result surface redraws to the rates the studies actually measured — then the conclusion asks what optimizing for citation looks like once the gatekeeper is an agent, not a ranking page.
Read post →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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