Scientific Definition
How much delay the user experience tolerates.
Plain-English Definition
How much delay the user experience tolerates.
Feynman Explanation
If it doesn't feel fast, it isn't valuable enough.
Core Principle
How much delay the user experience tolerates.
Mechanisms
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Inputs (Triggers)
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Outputs (Behaviors)
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Behavioral Signature
If it doesn't feel fast, it isn't valuable enough.
Examples
- Real-time vs. async AI experiences.
- Architecture and model choice driver.
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Famous Experiments
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Design Principles
- Set latency budgets early. They constrain feasible architectures.
Measurement Approaches
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Evidence
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The Perverse Incentive Lens™
How this behavior is exploited — and how to redesign around it.
- Set latency budgets early. They constrain feasible architectures.
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Interactive Mini Network
Click any neighbor to re-center the graph and follow the threads of connection.
Knowledge Graph Neighbors
Auto-linked to the rest of the Human Behavior Taxonomy by family, domain, dimension, and shared keywords.
AI system that takes actions to achieve goals, often across tools.
Designing processes from scratch around AI capability.
The relationship between inputs and outputs changes.
How much input the model can process at once.
Underlying data distribution changes over time.
Vector representation of content for similarity and search.
Evaluation suites that no longer reflect real-world conditions.
Systematic testing of model quality, safety, and capability.
Models learning from examples in the prompt.
Train a smaller model to imitate a larger one.
Performance degradation as real-world data shifts.
Multiple specialized agents coordinating on tasks.