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pbakaus_impeccable/source
Paul BakausandClaude Opus 4.5 2356ae7f2f Add perceived performance section to motion-design reference
- 80ms threshold for "instant" perception
- Active vs passive time (preemptive start, early completion)
- Optimistic UI patterns with appropriate use cases
- Easing affects perceived duration (peak-end effect)
- Caution: too-fast can decrease perceived value

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Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2025-12-16 17:39:44 -08:00
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