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27 lines
641 B
Markdown
27 lines
641 B
Markdown
---
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title: "show-system-status"
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aliases: Show System Status, System Status
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tags:
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- info203
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---
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This is the first of neilsens ten usability heuristics. fr
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- feedback depends on response time
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- <1s just show outcome
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- ~1s feedback that activity is underway
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- >>1s show fractional progress time
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- 0.1 seconds --> feels instantaneusly
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- 1 second --> about the limit for flow to be uinteruippted
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- 10 seeconds --> the limit for keeping users attention
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when:
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- when action is requried
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- show storage space
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- making changes
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- next steps --> user input required
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- completion --> some task has finished
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