The design was centred on habitual use, not on ease of discovery or ease of learning. «When you adopt it, it is so efficient to use that you don’t want to change».
The Swiss army knife approach was rejected. All features were removed by default and every 16feature was interviewed again for inclusion.
Morten Hjerde , en el artículo Designing the Sprint Instinct , hablando sobre el proceso de diseño de la interfaz táctil Sprint Instinct tal y como lo explicó Mike Lundy en la Design for Mobile conference.