File Explorer does have a Preview pane, but it eats into the main window permanently, and it still only offers a very tiny preview. It could be much better.
Windows OS comes with an inbuilt File Explorer which everyone uses on a daily basis. Even though there are many Explorer alternatives available, the default files explorer remains the most used mostly ...
So, I've been using XBMC for a while. One thing it does is list movies and Songs and so on in Alphabetical order and being able to ignore absolute Form (like "the"). Now, this would not be a brain ...