| Patterns of Use |
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| n | DL, articles have
distinct uses |
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| ˇ | Browsing,
searching modes |
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| ˇ | Particular to
user’s role |
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| n | Web users have
limited actions, too |
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| ˇ | Case study: the
“back” button |
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| In both cases,
optimize UI to account for |
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| these specifics |
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