@leocg Most likely https://forums.opera.com/topic/67671/compilation-discussions-about-opera-being-unmaximized-when-trying-to-scroll-with-cursor-on-the-edge (and https://forums.opera.com/topic/67146/compilation-discussions-on-scrolling-doesn-t-work-if-the-mouse-is-on-the-edge-of-the-screen in general).
