http://bugs.winehq.org/show_bug.cgi?id=27657
--- Comment #4 from Chris McIntyre christopher.mcintyre@gmail.com 2011-11-28 23:22:31 CST --- If you run the "BackgroundDownloader.exe" in wine, you can download the patches when they are available prior to patch day. Also, if you simply run WoW.exe on or after the patch is needed, it will download and install them. Still is annoying that the launcher doesn't work properly, though.