But as things stand, it seems to me that a 34-inch ultra-wide with a resolution of 3440 x 1440 pixels (110ppi) is more useful to a Microsoft Office (etc) user than a 4K (3840 x 2160) screen, where ...

AOC and Porsche Display have now revealed the AGON Pro PD49, a super ultra-wide 5,120 x 1,440 pixels with a 240Hz refresh rate and a 0.03 response time.