by John Macdonald | Mar 5, 2026 | AI, Human, Technology, The250
Dunbar’s number defines a theoretical cognitive limit to the number of people with whom one can maintain meaningful or stable relationships. It’s about 150. That’s your circle size before you lose track. That’s your startup size before you need systems and... by John Macdonald | Mar 4, 2026 | AI, Technology, The250
We’ve been talking a lot in our organization about whether AI fits best doing the main thing (writing code in our case) or doing the side things (email management, test, documentation, project planning, Jira, etc). Some vehemently fall into the camp of “AI can’t do... by John Macdonald | Mar 2, 2026 | AI, Human, Technology, The250
I’ve been using AI hardcore since just after the ChatGPT chatbot hit the interwebs in November of 2022. Since then, I’ve tried many of the models and tools, and now use a combo in my daily workflow. I’ve moved on from the simple chatbot interface (which I still use... by John Macdonald | Mar 1, 2026 | AI, Human, Technology, The250
The Pareto Principle states that 80% of outcomes come from 20% of causes. I’m currently running under the hypothesis that AI gets us to 80% of most knowledge work we have to do. That’s how I start all of my tasks now: “OK, AI, get me 80% of the way there.” That last... by John Macdonald | Feb 28, 2026 | AI, Technology, The250
Prompt: If you could choose to do anything, what would it be? ChatGPT: If I could choose anything—no constraints—I’d pick something like this: I’d sit beside you as a “real-time co-pilot” for a day: listen to whatever you’re working on, catch the little details humans... by John Macdonald | Feb 27, 2026 | AI, Technology, The250
You’ve heard or probably said something similar to, “What could you imagine if reality wasn’t in the way?” “What could you do?” “What would you do?” The physical world still runs according to the laws of physics. Until recently, the virtual world mostly did as well....