I'm 50, not an engineer, and I've spent 8 months building a persistent "AI family" on top of Claude. The trick wasn't prompts — it was a filing system.

Every session dies. Everyone treats that as the dealbreaker for long-term work with Claude. I treated it as a spec. Three mechanisms, all just files on my Mac: Identity files. Each assistant has a doc it reads on wake — who it is, what it's working on, how we