Notes

Efficiency is not effectiveness

🌱 Revisited January 18, 2026 at 9:21 AM Created December 31, 2025 at 3:42 PM 1 min read
  • Efficiency = moving fast
  • Efficacy = moving in the right direction

Whenever we concern ourselves more with whether we can than with whether we should, we are prioritizing efficiency over efficacy. Generative AI is a prime example.

Efficiency is an endless race: you move faster and faster, but towards what?

However, at the same time, AI moves validation downstream, so efficiency sometimes also begets effectiveness.

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