4K should be seen as qualitative upgrade over 1920x1080, and I know the pain of trying to work with that few vertical pixels. However 2560x1440 is still 16:9 bu

4K should be seen as qualitative upgrade over 1920x1080, and I know the pain of trying to work with that few vertical pixels. However 2560x1440 is still 16:9 but the 1440 pixels is enough for me. So my upgrade path will be to 5K (5120x2880).