An evidence review of children who differ from the locals in how they look, speak, and think, joined to a coded library of 28 historical mixed groups, asking whether they are becoming a people.
Notes on building firms, running operations, and designing systems.
I build backend and AI systems: payments, trading, and LLM agents. Here I write the long version of what I learn: engineering, operations, business, and how programs and software fail or hold.
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A taxonomy of SNAP trafficking, theft, and error, and a layered program and software architecture that designs fraud out.