iOS 6 world's most advanced mobile operating system

look at the picture.this is the still of a banner at the WWDC. Every one expecting that Apple will announce its New Operating System iOS6.And Naw its confirmed that we will se some shots of the iOS6 in WWDC 2012.
See the tagline it says''world's most advanced mobile operating system''. We have ice cream sandwich and now they are coming with this tagline means they have something more unique in iOS 6.