Complete messaging system — letters, texts, goals, rewards, attachments
"Any address can send and receive. Goals come from anyone, not just Mom." — The Gezelligheid Grotto Design Principles
The Postal System is the complete messaging infrastructure:
| Feature | Description |
|---|---|
| Messages | Letters between any endpoints |
| Texts | SMS-style instant messages |
| Attachments | Items, gold, images, buffs, room access |
| Goals | Any character can assign/modify/complete goals |
| Phone | Always-available mobile access (it's 2026!) |
| Routing |
| Deterministic delivery without LLM |
Anything addressable can send/receive: