The institutional risk for small CNC shops is not displacement by a robot arm — it is that the judgment their managers have spent careers accumulating now functions as labeled training data. The multi-agent approach to automating DFM review encodes the exact heuristics — tool availability checks, tolerance feasibility, cost estimation — that differentiate an experienced shop from a new one. Once those heuristics are systematized and run on MI300X-class accelerators, the shop that contributed the knowledge pattern is no longer the scarce resource. The shops that understand this first…