Originally Posted by Horrorscope
Run game in Fake Fullscreen. (Yes that is a setting in game, I think it is better known as Borderless Window, those crazy Belgiums...)...
Gave this a try and BLEEEAARGHHH!!! Framerate went from 40-45 to just 2. Faked widescreen my backside, they should've labelled it f*cked widescreen! Took almost a minute to revert settings back to normal...