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| • | Mid-design: Does your prototype work for |
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| typical
users? Why or why not? |
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| • | What
can go wrong?—Everything! |
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| – | Values
don’t match users’ values |
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| – | Terminology
doesn’t match that of users |
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| – | Style
doesn’t engage users |
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| – | Task
organization doesn’t match that of users |
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| • | Late
design: Have we got it right yet? |
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