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Tech Level Overview
| Tech Level | Basic Name | Features |
|---|---|---|
| 1 | Stone Age | Rare Extinction No Signals No Spaceship No Synthetics |
| 2 | Bronze Age | Rare Extinction |
| 3 | Iron Age | Rare Extinction |
| 4 | Naval Age | Rare Extinction |
| 5 | Industrial Age | Rare Extinction |