The beauty of simplicity. "Blame the [lack of simplicity on the] closed feedback loop among engineers and industrial designers, who simply can't conceive of someone so lame that she can't figure out how to download a ringtone; blame a competitive landscape in which piling on new features is the easiest way to differentiate products, even if it makes them harder to use; blame marketers who haven't figured out a way to make 'ease of use' sound hip."