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“Purpose before features — decide what the product needs to do before choosing features, and keep only the features needed to do that job well.”

Working Principle01 / Purpose before features

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“Design and engineering together — interface, data, performance, and accessibility are parts of the same product, judged in one flow.”

Working Principle02 / Design and engineering together

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“The core comes first — get the core workflow working first, then refine it based on real use.”

Working Principle03 / The core comes first

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“Responsibility after launch — updates and support are part of the product, and so is a clear plan for when maintenance must end.”

Working Principle04 / Responsibility after launch