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2.3.3 - The One Metric That Proves This Works for Real Users - Define the proof metric: say what the metric is, what user behavior creates it and what threshold counts as enough.
differentiator :: Protecting the small part of the work that genuinely makes it distinct.
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2.3.2 - Why Cutting Features Is a Design Skill Most Builders Skip - Choose the feature cut: say what stays central, what gets removed and why the product becomes stronger because of that cut.
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2.3.1 - Where the Real Differentiation Actually Lives in Your Build - Name the real differentiation: point to the advantage, show where the user feels it and say what should remain standard.