&gt;  Historically, the priority is how things _work_.<p>Right, everyone agrees with this. And as users of their products, we can see that this is no longer the priority today. The question is, how and why did it change?<p>You can see it even in little things like Apple removing the ability to display how much battery time is remaining instead of percentage in OS X. This makes the product work less well, but makes it more consistent with iOS and &quot;simpler&quot;.