RIM has just announced the release of a new Facebook beta app for BlackBerry phones. Facebook for BlackBerry smartphones v2.0 brings a whole bunch of new features to enhance usage of the world’s most popular social network. An overhauled user interface that provides a more integrated mobile Facebook experience, “Always On” Facebook Chat notifications, a redesigned navigation grid, new notifications bar, improved news feed scrolling, enhanced profiles, and an added publisher functionality. The update is only for BlackBerry OS 6 users only, with support for OS 4.6 and higher to be added in subsequent beta releases and at launch. To download the app, head over to the BlackBerry Beta Zone now.