For every window in Mac OS X, a hidden file called ".DS_Store" contains the information on how the window is to be displayed (such as, which columns are shown for "list" mode, icon sizes, window ...
I've been using a OSX Server at work for a long time as a file server. I'm converting over to a Windows 2008 R2 server that I've had sitting around collecting dust for a year as I slowly prepped it.