Few things in life are truly intuitive. If you wanted to turn off the lights in a room, you would be looking everywhere for the light switch, until someone told you just need to clap your hands (sound-activated sensor). That doesn't mean it's not intuitive to clap the lights on and off - it's just not very used
I found the iphone's interface extremely strange at first - because i was expecting at least some sort of structure, not a 3-page dump of everything the thing could do, even if a good-looking dump