I dropped Mou in favour of LightPaper http://clockworkengine.com/lightpaper-mac http://clockworkengine.com/lightpaper-mac which has more features (tabs, edit or

I dropped Mou in favour of LightPaper http://clockworkengine.com/lightpaper-mac http://clockworkengine.com/lightpaper-mac which has more features (tabs, edit or preview panels hiding), better themes and customisation imho.