With only a few days left for WWDC, Apple has unveiled the banner. From this years event tag-line, it seems that the whole event will be surrounding AppStore. The tag-line says:
One year later. Light-years ahead.
Besides lab sessions, the new firmware will also gain prominence in the keynote - to be delivered by Phil Schiller on June 8th - and is expected to release immediately after the keynote, given the early support provided in iTunes 8.2, just released.