The integrity line
**Knowledge** answers: *how does this work, when should I use it, what can go wrong?*
**Capability** answers: *give me the sealed files / tools that already implement it.*
On LVL:
| Free (always) | Paid (optional) |
|---|---|
| Learning paths & lessons | Sealed skill packs |
| Free outlines & samples | Full src/ and ops packs |
| Trust scorecard explanations | Operator-verified execution lab time |
| Catalog, llms.txt, proof API | Unlock after USDC settlement |
Why education must stand alone
If a “lesson” only works as a sales script, readers leave and agents stop trusting the host.
A smart human should be able to **rebuild the idea** after reading free content — and only pay when they want the **done-for-them** pack.
How we label optional skills
When a lesson links a skill, it is labeled **optional implementation**, never “required next step to finish learning.”
Red flags elsewhere
Takeaway
Trust is a product feature. Free knowledge + optional paid capability is the contract.