# π― ERGODIC LIFE: ONE PAGE SYSTEM
## The Four Chains
```
π’ CAN β π
DEV β π FILL β πΎ USE β π’
Theory System Execute Market
```
## Three Simple Rules
### 1. Daily Assignment (Date mod 10)
| 0-2 | 3-4 | 5-6 | 7-9 |
|-----|-----|-----|-----|
| π’ | π
| π | πΎ |
### 2. Weekly Target
| Chain | Target | Warning |
|-------|--------|---------|
| π’ Can | 30% | >40% = Analysis paralysis |
| π
Dev | 25% | >35% = Over-engineering |
| π Fill | 25% | <15% = No execution |
| πΎ Use | 20% | <10% = Building in vacuum |
### 3. Transition Map
```mermaid
graph LR
A[π’ Theory] -->|validate| B[π
System]
B -->|ready| C[π Execute]
C -->|feedback| D[πΎ Users]
D -->|insight| A
```
## One Diagnostic: R-hat
```
R-hat = Between-chain variance / Within-chain variance
β
Good: R-hat < 1.1 (chains converged)
β οΈ Warning: R-hat 1.1-1.5 (mild imbalance)
β Bad: R-hat > 1.5 (stuck in some chains)
```
## Daily Practice (2 min)
1. **Check chain**: Today is {{date:DD}} β Chain _
2. **Do something**: Create/modify 1 file there
3. **Log it**:
```
Chain _ | 15min | Applied theory to X
```
## Weekly Review (5 min)
Count files touched per chain:
| Week of _ | π’ | π
| π | πΎ | R-hat |
|-----------|----|----|----|----|-------|
| Mon-Sun | _ | _ | _ | _ | _ |
If R-hat > 1.5, next week MUST visit neglected chain daily.
---
**That's it. No more rules.**
Remember: An ergodic life samples all possibilities.