Practical AI skills for people whose job isn't AI. Most posts end with a drill, because reading about a skill isn't having one.
35.3% of Berkeley CS 10 students received failing grades in Spring 2026, up from under 10% historically. The pattern that caused it — using AI to skip the thinking rather than do the thinking — shows up in professional work too. Here's how to avoid it.
5 min read
Three separate attacks landed in one week — social engineering via AI support bot, indirect prompt injection through WhatsApp notifications, and credential exfiltration after a phishing attempt. Each attack worked because the agent did exactly what it was told. Here's the framework for closing the gap.
6 min read
OpenAI's Codex hit 5M weekly users — and 1 in 5 is a non-technical professional using it for data analytics, sales, and product design. In the same week, ChatGPT memory jumped from 41.5% to 82.8% accurate. The skill gap is no longer about code.
5 min read
Claude Opus 4.8 shipped with explicit effort controls — users choose whether the model reasons carefully or answers fast, at 3x the cost difference. Here's how to decide which tasks deserve which mode.
4 min read
Sam Altman and Dario Amodei reversed their most alarming AI jobs predictions in the same week. The data underneath the reversals is more specific — and more actionable — than the headlines.
5 min read
Three AI failure modes got named publicly in the same week — forwarding raw AI answers without reading them, optimising for speed over quality, and letting the model think while you sign off on the result. Each one has a skill that fixes it.
5 min read
Claude Pro subscribers consume $200–400 of compute per $20/month. OpenAI loses $1.22 for every $1 earned. GitHub Copilot switches to usage-based billing June 1. The price you pay for AI today is not the price it costs to run. Here's how to plan for when that changes.
5 min read
Anthropic's founders went on The Oprah Podcast and told millions of non-technical listeners to stop fearing AI and start learning it. The harder question — the one the podcast couldn't answer — is what to actually do first.
5 min read
Meta watched employees work across Gmail, GChat, and internal tools — then laid off 8,000. The lesson isn't about surveillance. It's about what AI cannot learn from watching you, and why that tells you exactly where to put your effort.
4 min read
Practical AI skills, sent when there's something genuinely useful to share. No filler, no hype.
We use one cookie to keep you signed in — that one isn't optional. Separately, we'd like to record which drills people finish and where they get stuck, so we can fix the parts that don't teach. No ad networks, no selling anything on. Privacy policy.