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Continue to ChatWhen someone builds a bridge, he uses engineers who have been certified as knowing what they are doing. Yet when someone builds you a software program, he has no similar certification, even though your safety may be just as dependent upon that software working as it is upon the bridge supporting your weight. - Dave Parnas from https://whatsmyquote.com/quote/when-someone-builds-a-bridge-he-uses-engineers-who-have-been-certified-as-knowing-what-they-are-doing-yet-when-1