Short, technical writing on proving a mainframe migration lost nothing — COBOL data fidelity, the failure modes nobody catches, and feeding legacy data to AI without poisoning it.
A script-driven copybook-to-JSON conversion can corrupt your records without throwing a single error. Here are the exact failure modes, why they hide, and what a parity proof actually has to check.
Read →Everyone's racing to put forty years of enterprise records into AI systems. Almost no one can prove the data those models see is faithful to the source. That gap is a liability — and it's measurable.
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