I find myself using PreView pane very often. The way I see this happen is anytime the mouse pointer is over pre-view pane, the pointer would be center of one inch "magnifying glass" of document. This would allow me to quickly check document revision detailed on first page.
Dear author, I found a small bug: Extras->Title-Bar->"Show the Path" and "Show the Name" don't work.
I personally hate the clicking sound It seems like there is some kind of clicking sound that cannot be disabled. I personally hate the clicking sound , if there is an option for it that would be great.