Source: Pat Grady on X · talk "AI for BC IC", Sept 24, 2026

AI Shift Field Guide

What changed in AI, where it is heading, and how to build a digital product that does not get cloned or crushed.

By Matt Warcholinski · Updated

The basics, then the big story

For anyone who uses ChatGPT, built a first project, and wants to understand why it worked (and sometimes broke).

What six basics explain most of what you saw?

  • Model vs app. The model is the brain (GPT, Claude, Gemini). The app is the car built around it (ChatGPT, Claude.ai, Cursor). The same brain can sit in many cars. Your product will be a car too.
  • It predicts text. A model reads a huge amount of text and learns what usually comes next. That is why it writes fluently, and also why it can be confidently wrong ("hallucination"). Always test what it builds.
  • It only knows what is on the desk. The "context window" is its desk. Whatever you paste or attach is on the desk. Anything else is forgotten between chats. In project #2 keep a short spec file (what the app does, rules, decisions) and hand it over every time.
  • Tokens are the meter. Usage is billed by small chunks of text, like a phone plan priced per message. Long chats and big files cost more and run slower. It is also the price of every AI feature you put in a product.
  • Chat vs agent. A chat answers. An agent acts: reads your files, writes code, runs it, sees the error, fixes it, repeats for hours. That jump is what lets one person build a SaaS today.
  • Why the first project got messy. Big vague requests give big vague results. Small steps, a written plan, saved versions (git) and a quick test after each step keep it clean.
Project #2 checklist1) One sentence: who pays and for what job. 2) Write the spec file. 3) Build in small steps. 4) Test every step. 5) Save versions. 6) Launch ugly, talk to users.

How did AI evolve, step by step?

One-line versionOld software was a hammer you had to swing. New software is a carpenter: describe the house and it builds it. That is why the market is so much bigger, and why simple apps are easy to copy.

What happens in the next few years? (speaker's view, not facts)

  • Costs fall, abilities rise, change accelerates.
  • AI moves from words into science: new maths, drug candidates.
  • Computing power stays short of demand.
  • Office jobs come under pressure; people who learn AI do well.
  • Risks named: debt-funded spending, cyber attacks, over-use, inequality tension.