Journal · Plain English

AI explained in plain English.

No jargon, no hype. Just honest writing about what AI can (and can't) do for businesses like yours.

Would You Like Python With That? The McDonald's Chatbot Lesson in AI Guardrails

A McDonald's support bot got tricked into writing code before taking the order. Here's why that happens, what proper AI agent guardrails actually look like, and how to ship agents that don't embarrass you.

Read article

Apr 26, 2026 · 7 min read

local-llm

privacy

hardware

The Business Owner's Guide to Local LLMs in 2026

Everything you need to know about running powerful AI models on your own hardware — privacy, costs, hardware choices, and which models to pick.

Mar 15, 20268 min read

applied-ai

business-strategy

roi

Applied AI: What Actually Works for Everyday Businesses

Cutting through the AI hype — the use cases that genuinely deliver ROI for small and medium businesses right now.

Mar 1, 20266 min read