Problem Space versus Solution Space 19 Most iPhone users will tell you that they unlock their phones quite ... the iPhone team could be confident that customers would consider the feature valuable, even without explicitly validating it with them. ... For example, customers were not happy with a product a improvementa that Apple made with the power button on the ... When users pressed the button in the prior version, a dialog window would appear, providing options to restart, sleep, anbsp;...
|Title||:||The Lean Product Playbook|
|Publisher||:||John Wiley & Sons - 2015-05-27|