Yes I agree. At the same time, having added big uppercase warnings in the Ariane 4 source code and architecture docs, might have prevented this. So, important

Yes I agree. At the same time, having added big uppercase warnings in the Ariane 4 source code and architecture docs, might have prevented this. So, important, in safety critical code, to assume that others might blindly copy paste in bad ways -- and then try to warn them, although you might not be there any longer