People spend most of their time on other products, so they expect yours to work the way those do.
LAW·003Law · Conventions
Tag2 entries across 1 section
usability
Entries tagged usability, drawn from across the library. Tags cut through the section structure, which is where most of the useful connections are.
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2 entries
Two gaps break interfaces: not knowing how to do the thing, and not knowing whether it worked.
PRIN·010Principle · Interaction