Although Symbian is ^ 3 is not yet released, is already working on Nokia Symbian ^4, and it recently submitted a proposal for UI’s concept.
Based on a Qt Framework, Symbian S60^4, the user experience should by new layouts to simplify, “free placement of the home screen widgets,” “Context menu for list items, four user-facing library (contacts, programs, music and photos ), improved task switcher, newly designed control panel and so on.
Symbian^4 should be fully functional at the end of 2010, although the first Nokia phones based on it will be launched only in 2011 to life.
via SlashGear

