Quick answer
Drifters are part of Corsair Cove's population system. Stabilize access, housing, needs and useful work, then confirm the current recruitment or promotion requirement in the live panel and official wiki.
What the reviewed sources establish
- The official description names drifters among the settlement population.
- Population types perform different jobs.
- Patches can change balance and requirements.
Use this current-build checklist
- Open the current population overview.
- Check housing, access and unmet needs.
- Confirm available jobs and transport.
- Read the live recruitment or promotion prompt before spending resources.
Keep the answer current
- Do not publish an undated threshold as permanent.
- A housing shortage and a recruitment requirement are different failures.