A7.09

Where metaphors break down

Cards in this group · 4

  1. A7.09.1A metaphor maps only part of its source domain — users fill in the rest themselves
  2. A7.09.2Mixing multiple metaphor source domains in one interface makes their inference rules collide
  3. A7.09.3Users routinely extend a metaphor into edge cases the designer never anticipated
  4. A7.09.4Validating a metaphor requires testing edge cases, not just the core typical scenario