Chasing Performance: The Psychology of the User
summary
An overview of user-focused performance explains why frontend speed matters, drawing on the "Why Performance Matters" series from Smashing Magazine. It discusses performance of web systems from the user's psychological perspective rather than just technical metrics, aiming to reframe how developers prioritize and measure responsiveness in JavaScript applications.
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chapters (16)
- 0:00Introduction
- 1:02Web tech performance
- 5:58User-perceived performance
- 7:00Weber-Fechner 20%
- 9:54Load speed experiment
- 11:46Time perception expectations
- 17:05Pre-start perception trick
- 19:57iOS Safari preloading
- 21:02Domain search preloading
- 24:34Early phase completion
- 26:40Waiting phase management
- 28:30Offline service psychology
- 31:41Placebo effect in web
- 33:32Speed not priority
- 34:36Psychology optimization tool
- 35:20Q&A
