Audience:
  - Curious: What on Earth is this
  - Use: How can I use it
  - Tinker: How does it technically work
  - Compare: How do I compare this
  - Develop: How do I develop for this
  - Spec: How is it specified?

- Guide
  - Philosophy
    - Small
    - Regenerative
    - App friendly
  - Apps
  - Concepts
    - Keypair
    - Tangle
    - Account (tangle)
    - Feed (tangle)
    - Hub
    - Invite
    - Promise
    - Pruning
  - FAQ
    - Comparisons
      - How is this different from SSB?
      - How is this different from Nostr?
- Build
  - tools
  - Implementations
- Specs