People still talking aboutthe "productive vs delightful" splitdont have a clue aboutthe human mind.Delightful makes thingsmore productive.
What is beautiful is usableTractinsky, Katz, Ikar (2000)
“ This credibility study showed that people rarely used rigorous criteria when evaluating credibility […] the average consumer paid far more attention to the superﬁcial aspects of a site, such as visual cues, than to its content.”How Do People Evaluate a Web Site’s Credibility?Fogg, Sohoo, Danielson, Marable, Stanford, Tauber (2002)
Men in general judge more fromappearances than from reality.All men have eyes, butfew have the gift of penetration. Niccolò Machiavelli
“ Emotion, feeling and biological regulation all play a role in human reason.” Descartes Error Antonio Damasio (1994)
Useful is not enough.Functional is not enough. Working is not enough. Usable is not enough.