Maybe some developer here can say if he knows where to search for an updated binkw32.dll. for the video - with the game we've got binkw32.dll - version 1.6b and the latest version is 1.8g -, undfortunately if you download the video tools freely available, there is no binkw32.dll in the installed folder afterwards. if you try something you try it on your own risk. You can try replacing, but please do Backup all the game original files somewhere and. You can see in the game's folder Civ4\Miles\win32\ that there are the other files, located in Miles Sound Tools\MilesDem\redist\. The game included dll is version 7.0c and the new version (as of the moment of writing) is 7.0d. Maybe this could fix some choppy sounds problem, especially during wonder movies.
a quick look through, got me noticed that the Mss32.dll (Miles sound system dll) included with the game is not the latest version (which can be downloaded from, and then u can find in the. Videos and sounds are played in the game through the Miles sound system API and the Bink Video API.