User blog comment:Ausir/The Witcher 2 first patch released/@comment-93.217.55.116-20110518164155

Russian patches. Not sure if they do anything on nonrussian versions: http://forum.rpgarea.ru/topic/24050-tehnicheskie-problemi/ Look for "update 0" &" update 1".

I think the first one ist so big 375MB because they changed russian video/audio files, what is not needed in the European/US version.