🧠 Engineering Culture

The 90%-Done Paradox Trapping Engineers and AI Alike

You've nailed 90% of the project. Then reality hits: the final stretch devours everything. This paradox isn't just human—AI stumbles too.

DevTools Feed Apr 11, 2026 3 min read
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Engineer staring at code wall labeled 'Last 10%' with clock ticking

⚡ Key Takeaways

  • The 90%-Done Paradox splits engineers into beginners, pros, thinkers, and rare finishers. 𝕏
  • AI dev tools prototype fast but crumble on the last 10% without human intervention. 𝕏
  • Triage ruthlessly: ship user-impacting features first, defer the rest. 𝕏
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#90-10 rule #AI dev tools #project finishing #software engineering

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Originally reported by dev.to

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