Nothing youcan see thatisnt shown...The Beatles“All You Need is Love”
Tap to Launch Turn off screen Press and Hold to Move or Delete Screen Shot Take Screen Shot Drag Icon Onto Another Icon to Make FolderSlide for Next/Previous/Search Screen Double-Click to Reveal Active Apps Return to Home or Stop Moving Mode Press and Hold for Voice (Siri)
Interaction design...can be thoughtWTF?of in part as providingAFFORDANCES so that the featuresand functionality of a product can bediscovered and correctly used.Dan SafferDesigning for Interaction (2009)
The New Era of(Non) DiscoverabilityDan Saffer@odannyboy
DISCOVERABILITY isthe ability to detecta feature by itsAFFORDANCES orVISUAL CUES.
DISCOVERABILITY Object with Affordance Button and Label Object with Label Object without Affordance or Label Label Only Nothing
DISCOVERABILITY Mainframe Command Line GUI Post-PC Physical Controls Keyboard Mouse and Stylus Touch Gesture Voice
The more importantthe task, the moreDISCOVERABLE itshould be.
The Top Three kindsof features that shouldbe DISCOVERABLE(via Scott Berkun):
1.Things most people do, most often.2. Things most people do, somewhat often.3. Things some people do, most often.
HOWEVER: In almostany UI, not everythingis going to beDISCOVERABLE. Not.Going. To. Happen.
Why ever hideANYTHING?1. Screen Real Estate2. Emphasis3. Aesthetics