Apple CEO Tim Cook welcomed the developers to WWDC, company's annual developers conference where it previewed iOS 7, the next generation software for iPhone and iPad.
The software strives for a multi-layered look, with translucent panels. On the main screen, the background image moves subtly with the movement of the phone, creating an illusion of depth.
The free Internet radio service features over 200 stations and will be integrated with Siri, so users will be able to find out "Who plays that song?" or ask the program to "Play more like this."
