Changelog
Staying current is the product.
AI interfaces change by the month; most guides online are stale and abandoned. Every lesson carries a last verified date and a freshness window. This page shows what we re-checked, what's due, and how fresh each column is.
Maintenance queue
0 overdueNothing overdue. Every published lesson is inside its freshness window right now.
Freshness by column
| Column | Lessons | Avg age | Window | Status |
|---|---|---|---|---|
| I Using AI | 18 | 15d | 60d | current |
| II Money, Investing & the Economy | 15 | 15d | 180d | current |
| III Social Intelligence & Relationships | 22 | 16d | 365d | current |
| IV Presenting & Persuasion | 11 | 15d | 365d | current |
| V Digital Productivity & Tools | 12 | 15d | 90d | current |
| VI Technical Foundations | 13 | 15d | 90d | current |
| VII Data & Analytical Thinking | 12 | 15d | 365d | current |
| VIII Career & Work | 12 | 15d | 365d | current |
| IX Learning System | 9 | 15d | 365d | current |
| X Neuroplasticity & the Brain | 12 | 1d | 365d | current |