A spreadsheet can store targets and formulas. It still leaves versioning, interpretation, and each alignment decision to you. Every agent session needs the rules copied back in, and the sheet cannot explain what a conflict means in context.
| A | B | C | D | |
|---|---|---|---|---|
| 1 | Ticker | Target | Current | Drift |
| 2 | VOO | 40.0% | 41.2% | +1.2% |
| 3 | QQQ | 30.0% | 28.8% | -1.2% |
| 4 | IBIT | 20.0% | 22.4% | +2.4% |
| 5 | =IF(ABS(D2)>5,"rebalance","ok") | |||