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time · place · space · simplicity · consistency five laws for mission-critical interfaces. the overview issue.
law i: every action gets a response · every reading meets its expectation.
law ii: the context comes with the number · each zoom level answers a question.
law iii: quiet until it matters · yesterday's incident updates today's screen.
law iv: an orbit doesn't need buildings · the default is the decision.
law v: same thing, same place, same meaning · the screen speaks the crew's language.