" Americans are accustomed to an instantaneous feedback loop, and have little patience with a product that doesn’t come to life immediately. An American tourist traveling abroad who switches on a Bang & Olufsen television in his hotel room will likely perceive the set as broken, not realizing it takes roughly seven seconds to turn on. Apple is one company that has solved this issue smartly. When a consumer powers on an iPhone, the silvery Apple logo appears, alerting users that the phone is on. Knowing the phone works, a consumer is happy to wait an additional 30 seconds before the phone is officially ready for use. I have no doubt that Apple engineers could tinker with the insides to make the phone turn on more quickly. Instead, they’ve designed the iPhone to give users both instant gratification and a sense of anticipation, which they interpret to mean that the phone is both technologically sophisticated and high quality "
― Martin Lindstrom , Small Data: The Tiny Clues that Uncover Huge Trends