I don't know why people keep on saying this (about UI). My father had never operated a Computer, smartphone up to sometime back and he doesn't know English more than what a kid in 4th grade (in US/UK) would know. He still operates in Firefox without a problem for his business, changes settings when I ask him to (though mostly he doesn't need to). In fact, as a self-proclaimed geek, I have difficulty finding options in Chrome where everything is crammed in one menu followed by a giant 'web page' of settings in which finding anything is hard. And for doing anything useful you have to anyway click the 'Advanced' section ...