Amongst the variety of tweaks and fixes this update also bring the following improvements:
 * Arma 2: Private Military Company Lite - all units, vehicles and weapons from Arma 2: Private Military Company are included in this patch with lower quality textures and audio files. The full version of Arma 2: Private Military Company with high resolution textures and packed with a new campaign is available for purchase; see Private Military Company homepage for more information about the content of Arma 2: Private Military Company.
 * ARMEX - The Multiplayer Armory - enables you to try out all weapons and every single vehicle model from Arma 2 in dynamically generated missions with up to eight friends online or over LAN!