• When panning around in mid full screen view, defect stripes keeps appearing all over the screen. Disappears when zooming one time.
• Zoom should be zooming to position of mouse, but it zooms "all over the place" when close up.
• Pathfinder substract creates unnecessary amount of anchor points + gaps. Even with setting 0,001 in Pathfinfer options

This has been going on for years, and Adobe is informed about these fundamental bugs several times. Time to fix the fundamentals and clean up the bugs.