This is really funny to me, but at the same time ingenious. This is the reason why I was majoring in psychology at one time in my college career. The mind is so easily fooled and it's our job as designers to use this to our advantage and help the people. Like Steve Krug said, "Don't make me think." If we can reduce the stress of users and help them think that they are doing less work than they are, we have succeeded.